diff --git a/applications/processor/aggregator-processor/pom.xml b/applications/processor/aggregator-processor/pom.xml
index 7c7900c1..a4d2eab0 100644
--- a/applications/processor/aggregator-processor/pom.xml
+++ b/applications/processor/aggregator-processor/pom.xml
@@ -6,12 +6,12 @@
     <artifactId>aggregator-processor</artifactId>
     <name>aggregator-processor</name>
     <description>aggregator processor apps</description>
-    <version>3.1.0-SNAPSHOT</version>
+    <version>3.1.0-RC1</version>
 
     <parent>
         <groupId>org.springframework.cloud.stream.app</groupId>
         <artifactId>stream-applications-core</artifactId>
-        <version>3.1.0-SNAPSHOT</version>
+        <version>3.1.0-RC1</version>
         <relativePath/>
     </parent>
 
diff --git a/applications/processor/bridge-processor/pom.xml b/applications/processor/bridge-processor/pom.xml
index c719c06a..19b61a64 100644
--- a/applications/processor/bridge-processor/pom.xml
+++ b/applications/processor/bridge-processor/pom.xml
@@ -6,12 +6,12 @@
     <artifactId>bridge-processor</artifactId>
     <name>bridge-processor</name>
     <description>bridge processor apps</description>
-    <version>3.1.0-SNAPSHOT</version>
+    <version>3.1.0-RC1</version>
 
     <parent>
         <groupId>org.springframework.cloud.stream.app</groupId>
         <artifactId>stream-applications-core</artifactId>
-        <version>3.1.0-SNAPSHOT</version>
+        <version>3.1.0-RC1</version>
         <relativePath/>
     </parent>
 
diff --git a/applications/processor/filter-processor/pom.xml b/applications/processor/filter-processor/pom.xml
index efa7593e..18507dbc 100644
--- a/applications/processor/filter-processor/pom.xml
+++ b/applications/processor/filter-processor/pom.xml
@@ -6,12 +6,12 @@
     <artifactId>filter-processor</artifactId>
     <name>filter-processor</name>
     <description>filter processor apps</description>
-    <version>3.1.0-SNAPSHOT</version>
+    <version>3.1.0-RC1</version>
 
     <parent>
         <groupId>org.springframework.cloud.stream.app</groupId>
         <artifactId>stream-applications-core</artifactId>
-        <version>3.1.0-SNAPSHOT</version>
+        <version>3.1.0-RC1</version>
         <relativePath/>
     </parent>
 
diff --git a/applications/processor/groovy-processor/pom.xml b/applications/processor/groovy-processor/pom.xml
index ced2497a..8d3551b8 100644
--- a/applications/processor/groovy-processor/pom.xml
+++ b/applications/processor/groovy-processor/pom.xml
@@ -6,12 +6,12 @@
     <artifactId>groovy-processor</artifactId>
     <name>groovy-processor</name>
     <description>groovy processor apps</description>
-    <version>3.1.0-SNAPSHOT</version>
+    <version>3.1.0-RC1</version>
 
     <parent>
         <groupId>org.springframework.cloud.stream.app</groupId>
         <artifactId>stream-applications-core</artifactId>
-        <version>3.1.0-SNAPSHOT</version>
+        <version>3.1.0-RC1</version>
         <relativePath/>
     </parent>
 
diff --git a/applications/processor/header-enricher-processor/pom.xml b/applications/processor/header-enricher-processor/pom.xml
index 715b54f9..00df859e 100644
--- a/applications/processor/header-enricher-processor/pom.xml
+++ b/applications/processor/header-enricher-processor/pom.xml
@@ -6,12 +6,12 @@
     <artifactId>header-enricher-processor</artifactId>
     <name>header-enricher-processor</name>
     <description>header-enricher processor apps</description>
-    <version>3.1.0-SNAPSHOT</version>
+    <version>3.1.0-RC1</version>
 
     <parent>
         <groupId>org.springframework.cloud.stream.app</groupId>
         <artifactId>stream-applications-core</artifactId>
-        <version>3.1.0-SNAPSHOT</version>
+        <version>3.1.0-RC1</version>
         <relativePath/>
     </parent>
 
diff --git a/applications/processor/http-request-processor/pom.xml b/applications/processor/http-request-processor/pom.xml
index d2c51264..ce7e291e 100644
--- a/applications/processor/http-request-processor/pom.xml
+++ b/applications/processor/http-request-processor/pom.xml
@@ -3,7 +3,7 @@
          xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
     <modelVersion>4.0.0</modelVersion>
     <artifactId>http-request-processor</artifactId>
-    <version>3.1.0-SNAPSHOT</version>
+    <version>3.1.0-RC1</version>
     <name>http-request-processor</name>
     <description>HTTP request processor apps</description>
     <packaging>jar</packaging>
@@ -11,7 +11,7 @@
     <parent>
         <groupId>org.springframework.cloud.stream.app</groupId>
         <artifactId>stream-applications-core</artifactId>
-        <version>3.1.0-SNAPSHOT</version>
+        <version>3.1.0-RC1</version>
         <relativePath/>
     </parent>
 
diff --git a/applications/processor/image-recognition-processor/pom.xml b/applications/processor/image-recognition-processor/pom.xml
index 29070469..2eae3401 100644
--- a/applications/processor/image-recognition-processor/pom.xml
+++ b/applications/processor/image-recognition-processor/pom.xml
@@ -3,7 +3,7 @@
          xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
     <modelVersion>4.0.0</modelVersion>
     <artifactId>image-recognition-processor</artifactId>
-    <version>3.1.0-SNAPSHOT</version>
+    <version>3.1.0-RC1</version>
     <name>image-recognition-processor</name>
     <description>Image recognition (tensorflow) processor apps</description>
     <packaging>jar</packaging>
@@ -11,7 +11,7 @@
     <parent>
         <groupId>org.springframework.cloud.stream.app</groupId>
         <artifactId>stream-applications-core</artifactId>
-        <version>3.1.0-SNAPSHOT</version>
+        <version>3.1.0-RC1</version>
         <relativePath/>
     </parent>
 
diff --git a/applications/processor/object-detection-processor/pom.xml b/applications/processor/object-detection-processor/pom.xml
index 7060ca39..b6acd2d0 100644
--- a/applications/processor/object-detection-processor/pom.xml
+++ b/applications/processor/object-detection-processor/pom.xml
@@ -3,7 +3,7 @@
          xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
     <modelVersion>4.0.0</modelVersion>
     <artifactId>object-detection-processor</artifactId>
-    <version>3.1.0-SNAPSHOT</version>
+    <version>3.1.0-RC1</version>
     <name>object-detection-processor</name>
     <description>Object Detection (tensorflow) processor apps</description>
     <packaging>jar</packaging>
@@ -11,7 +11,7 @@
     <parent>
         <groupId>org.springframework.cloud.stream.app</groupId>
         <artifactId>stream-applications-core</artifactId>
-        <version>3.1.0-SNAPSHOT</version>
+        <version>3.1.0-RC1</version>
         <relativePath/>
     </parent>
 
diff --git a/applications/processor/pom.xml b/applications/processor/pom.xml
index ceda2227..50fd6ba1 100644
--- a/applications/processor/pom.xml
+++ b/applications/processor/pom.xml
@@ -6,7 +6,7 @@
 
     <groupId>org.springframework.cloud.stream.app</groupId>
     <artifactId>processor</artifactId>
-    <version>3.1.0-SNAPSHOT</version>
+    <version>3.1.0-RC1</version>
     <packaging>pom</packaging>
 
     <modules>
diff --git a/applications/processor/script-processor/pom.xml b/applications/processor/script-processor/pom.xml
index d066ddc8..ef7b437b 100644
--- a/applications/processor/script-processor/pom.xml
+++ b/applications/processor/script-processor/pom.xml
@@ -6,12 +6,12 @@
     <artifactId>script-processor</artifactId>
     <name>script-processor</name>
     <description>script processor apps</description>
-    <version>3.1.0-SNAPSHOT</version>
+    <version>3.1.0-RC1</version>
 
     <parent>
         <groupId>org.springframework.cloud.stream.app</groupId>
         <artifactId>stream-applications-core</artifactId>
-        <version>3.1.0-SNAPSHOT</version>
+        <version>3.1.0-RC1</version>
         <relativePath/>
     </parent>
 
diff --git a/applications/processor/semantic-segmentation-processor/pom.xml b/applications/processor/semantic-segmentation-processor/pom.xml
index 04fda343..bf4ee8ec 100644
--- a/applications/processor/semantic-segmentation-processor/pom.xml
+++ b/applications/processor/semantic-segmentation-processor/pom.xml
@@ -3,7 +3,7 @@
          xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
     <modelVersion>4.0.0</modelVersion>
     <artifactId>semantic-segmentation-processor</artifactId>
-    <version>3.1.0-SNAPSHOT</version>
+    <version>3.1.0-RC1</version>
     <name>semantic-segmentation-processor</name>
     <description>Semantic Segmentation (tensorflow) processor apps</description>
     <packaging>jar</packaging>
@@ -11,7 +11,7 @@
     <parent>
         <groupId>org.springframework.cloud.stream.app</groupId>
         <artifactId>stream-applications-core</artifactId>
-        <version>3.1.0-SNAPSHOT</version>
+        <version>3.1.0-RC1</version>
         <relativePath/>
     </parent>
 
diff --git a/applications/processor/splitter-processor/pom.xml b/applications/processor/splitter-processor/pom.xml
index 443754b4..20f85f7b 100644
--- a/applications/processor/splitter-processor/pom.xml
+++ b/applications/processor/splitter-processor/pom.xml
@@ -3,7 +3,7 @@
          xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
     <modelVersion>4.0.0</modelVersion>
     <artifactId>splitter-processor</artifactId>
-    <version>3.1.0-SNAPSHOT</version>
+    <version>3.1.0-RC1</version>
     <name>splitter-processor</name>
     <description>splitter processor apps</description>
     <packaging>jar</packaging>
@@ -11,7 +11,7 @@
     <parent>
         <groupId>org.springframework.cloud.stream.app</groupId>
         <artifactId>stream-applications-core</artifactId>
-        <version>3.1.0-SNAPSHOT</version>
+        <version>3.1.0-RC1</version>
         <relativePath/>
     </parent>
 
diff --git a/applications/processor/transform-processor/pom.xml b/applications/processor/transform-processor/pom.xml
index 43652808..fa871bb0 100644
--- a/applications/processor/transform-processor/pom.xml
+++ b/applications/processor/transform-processor/pom.xml
@@ -3,7 +3,7 @@
 		 xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
 	<modelVersion>4.0.0</modelVersion>
 	<artifactId>transform-processor</artifactId>
-	<version>3.1.0-SNAPSHOT</version>
+	<version>3.1.0-RC1</version>
 	<name>transform-processor</name>
 	<description>transform processor apps</description>
 	<packaging>jar</packaging>
@@ -11,7 +11,7 @@
 	<parent>
 		<groupId>org.springframework.cloud.stream.app</groupId>
 		<artifactId>stream-applications-core</artifactId>
-		<version>3.1.0-SNAPSHOT</version>
+		<version>3.1.0-RC1</version>
 		<relativePath/>
 	</parent>
 
diff --git a/applications/processor/twitter-trend-processor/pom.xml b/applications/processor/twitter-trend-processor/pom.xml
index f0b6e8ee..621f2d15 100644
--- a/applications/processor/twitter-trend-processor/pom.xml
+++ b/applications/processor/twitter-trend-processor/pom.xml
@@ -6,12 +6,12 @@
     <artifactId>twitter-trend-processor</artifactId>
     <name>twitter-trend-processor</name>
     <description>twitter trend processor apps</description>
-    <version>3.1.0-SNAPSHOT</version>
+    <version>3.1.0-RC1</version>
 
     <parent>
         <groupId>org.springframework.cloud.stream.app</groupId>
         <artifactId>stream-applications-core</artifactId>
-        <version>3.1.0-SNAPSHOT</version>
+        <version>3.1.0-RC1</version>
         <relativePath/>
     </parent>
 
diff --git a/applications/sink/analytics-sink/pom.xml b/applications/sink/analytics-sink/pom.xml
index d9e25d77..cd7a7ba4 100644
--- a/applications/sink/analytics-sink/pom.xml
+++ b/applications/sink/analytics-sink/pom.xml
@@ -4,7 +4,7 @@
          xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
     <modelVersion>4.0.0</modelVersion>
     <artifactId>analytics-sink</artifactId>
-    <version>3.1.0-SNAPSHOT</version>
+    <version>3.1.0-RC1</version>
     <name>analytics-sink</name>
     <description>Analytics sink apps</description>
     <packaging>jar</packaging>
@@ -12,7 +12,7 @@
     <parent>
         <groupId>org.springframework.cloud.stream.app</groupId>
         <artifactId>stream-applications-core</artifactId>
-        <version>3.1.0-SNAPSHOT</version>
+        <version>3.1.0-RC1</version>
         <relativePath/>
     </parent>
 
diff --git a/applications/sink/cassandra-sink/pom.xml b/applications/sink/cassandra-sink/pom.xml
index 7db43565..dfb6a0cd 100644
--- a/applications/sink/cassandra-sink/pom.xml
+++ b/applications/sink/cassandra-sink/pom.xml
@@ -3,7 +3,7 @@
          xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
     <modelVersion>4.0.0</modelVersion>
     <artifactId>cassandra-sink</artifactId>
-    <version>3.1.0-SNAPSHOT</version>
+    <version>3.1.0-RC1</version>
     <name>cassandra-sink</name>
     <description>cassandra sink apps</description>
     <packaging>jar</packaging>
@@ -11,7 +11,7 @@
     <parent>
         <groupId>org.springframework.cloud.stream.app</groupId>
         <artifactId>stream-applications-core</artifactId>
-        <version>3.1.0-SNAPSHOT</version>
+        <version>3.1.0-RC1</version>
         <relativePath/>
     </parent>
 
diff --git a/applications/sink/elasticsearch-sink/pom.xml b/applications/sink/elasticsearch-sink/pom.xml
index 60dc98e5..033568bb 100644
--- a/applications/sink/elasticsearch-sink/pom.xml
+++ b/applications/sink/elasticsearch-sink/pom.xml
@@ -3,7 +3,7 @@
          xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
     <modelVersion>4.0.0</modelVersion>
     <artifactId>elasticsearch-sink</artifactId>
-    <version>3.1.0-SNAPSHOT</version>
+    <version>3.1.0-RC1</version>
     <name>elasticsearch-sink</name>
     <description>elasticsearch sink apps</description>
     <packaging>jar</packaging>
@@ -11,7 +11,7 @@
     <parent>
         <groupId>org.springframework.cloud.stream.app</groupId>
         <artifactId>stream-applications-core</artifactId>
-        <version>3.1.0-SNAPSHOT</version>
+        <version>3.1.0-RC1</version>
         <relativePath/>
     </parent>
 
diff --git a/applications/sink/file-sink/pom.xml b/applications/sink/file-sink/pom.xml
index c1e90e60..33df3aaa 100644
--- a/applications/sink/file-sink/pom.xml
+++ b/applications/sink/file-sink/pom.xml
@@ -3,7 +3,7 @@
          xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
     <modelVersion>4.0.0</modelVersion>
     <artifactId>file-sink</artifactId>
-    <version>3.1.0-SNAPSHOT</version>
+    <version>3.1.0-RC1</version>
     <name>file-sink</name>
     <description>file sink apps</description>
     <packaging>jar</packaging>
@@ -11,7 +11,7 @@
     <parent>
         <groupId>org.springframework.cloud.stream.app</groupId>
         <artifactId>stream-applications-core</artifactId>
-        <version>3.1.0-SNAPSHOT</version>
+        <version>3.1.0-RC1</version>
         <relativePath/>
     </parent>
 
diff --git a/applications/sink/ftp-sink/pom.xml b/applications/sink/ftp-sink/pom.xml
index f6894601..de91c662 100644
--- a/applications/sink/ftp-sink/pom.xml
+++ b/applications/sink/ftp-sink/pom.xml
@@ -3,7 +3,7 @@
          xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
     <modelVersion>4.0.0</modelVersion>
     <artifactId>ftp-sink</artifactId>
-    <version>3.1.0-SNAPSHOT</version>
+    <version>3.1.0-RC1</version>
     <name>ftp-sink</name>
     <description>ftp sink apps</description>
     <packaging>jar</packaging>
@@ -11,7 +11,7 @@
     <parent>
         <groupId>org.springframework.cloud.stream.app</groupId>
         <artifactId>stream-applications-core</artifactId>
-        <version>3.1.0-SNAPSHOT</version>
+        <version>3.1.0-RC1</version>
         <relativePath/>
     </parent>
 
diff --git a/applications/sink/geode-sink/pom.xml b/applications/sink/geode-sink/pom.xml
index 75b9ba54..a2ab5b01 100644
--- a/applications/sink/geode-sink/pom.xml
+++ b/applications/sink/geode-sink/pom.xml
@@ -3,7 +3,7 @@
          xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
     <modelVersion>4.0.0</modelVersion>
     <artifactId>geode-sink</artifactId>
-    <version>3.1.0-SNAPSHOT</version>
+    <version>3.1.0-RC1</version>
     <name>geode-sink</name>
     <description>Geode sink app</description>
     <packaging>jar</packaging>
@@ -11,7 +11,7 @@
     <parent>
         <groupId>org.springframework.cloud.stream.app</groupId>
         <artifactId>stream-applications-core</artifactId>
-        <version>3.1.0-SNAPSHOT</version>
+        <version>3.1.0-RC1</version>
         <relativePath/>
     </parent>
 
diff --git a/applications/sink/jdbc-sink/pom.xml b/applications/sink/jdbc-sink/pom.xml
index 57ac9c5e..66c4c79a 100644
--- a/applications/sink/jdbc-sink/pom.xml
+++ b/applications/sink/jdbc-sink/pom.xml
@@ -4,7 +4,7 @@
          xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
     <modelVersion>4.0.0</modelVersion>
     <artifactId>jdbc-sink</artifactId>
-    <version>3.1.0-SNAPSHOT</version>
+    <version>3.1.0-RC1</version>
     <name>jdbc-sink</name>
     <description>jdbc sink apps</description>
     <packaging>jar</packaging>
@@ -12,7 +12,7 @@
     <parent>
         <groupId>org.springframework.cloud.stream.app</groupId>
         <artifactId>stream-applications-core</artifactId>
-        <version>3.1.0-SNAPSHOT</version>
+        <version>3.1.0-RC1</version>
         <relativePath/>
     </parent>
 
diff --git a/applications/sink/log-sink/pom.xml b/applications/sink/log-sink/pom.xml
index 69969611..b9c74d79 100644
--- a/applications/sink/log-sink/pom.xml
+++ b/applications/sink/log-sink/pom.xml
@@ -3,7 +3,7 @@
          xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
     <modelVersion>4.0.0</modelVersion>
     <artifactId>log-sink</artifactId>
-    <version>3.1.0-SNAPSHOT</version>
+    <version>3.1.0-RC1</version>
     <name>log-sink</name>
     <description>log sink apps</description>
     <packaging>jar</packaging>
@@ -11,7 +11,7 @@
     <parent>
         <groupId>org.springframework.cloud.stream.app</groupId>
         <artifactId>stream-applications-core</artifactId>
-        <version>3.1.0-SNAPSHOT</version>
+        <version>3.1.0-RC1</version>
         <relativePath/>
     </parent>
 
diff --git a/applications/sink/mongodb-sink/pom.xml b/applications/sink/mongodb-sink/pom.xml
index 00b8a0a0..5f382a5a 100644
--- a/applications/sink/mongodb-sink/pom.xml
+++ b/applications/sink/mongodb-sink/pom.xml
@@ -3,7 +3,7 @@
          xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
     <modelVersion>4.0.0</modelVersion>
     <artifactId>mongodb-sink</artifactId>
-    <version>3.1.0-SNAPSHOT</version>
+    <version>3.1.0-RC1</version>
     <name>mongodb-sink</name>
     <description>mongodb sink apps</description>
     <packaging>jar</packaging>
@@ -11,7 +11,7 @@
     <parent>
         <groupId>org.springframework.cloud.stream.app</groupId>
         <artifactId>stream-applications-core</artifactId>
-        <version>3.1.0-SNAPSHOT</version>
+        <version>3.1.0-RC1</version>
         <relativePath/>
     </parent>
 
diff --git a/applications/sink/mqtt-sink/pom.xml b/applications/sink/mqtt-sink/pom.xml
index ade8f6b1..3393943d 100644
--- a/applications/sink/mqtt-sink/pom.xml
+++ b/applications/sink/mqtt-sink/pom.xml
@@ -3,7 +3,7 @@
          xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
     <modelVersion>4.0.0</modelVersion>
     <artifactId>mqtt-sink</artifactId>
-    <version>3.1.0-SNAPSHOT</version>
+    <version>3.1.0-RC1</version>
     <name>mqtt-sink</name>
     <description>mqtt sink apps</description>
     <packaging>jar</packaging>
@@ -11,7 +11,7 @@
     <parent>
         <groupId>org.springframework.cloud.stream.app</groupId>
         <artifactId>stream-applications-core</artifactId>
-        <version>3.1.0-SNAPSHOT</version>
+        <version>3.1.0-RC1</version>
         <relativePath/>
     </parent>
 
diff --git a/applications/sink/pgcopy-sink/pom.xml b/applications/sink/pgcopy-sink/pom.xml
index 6346043b..b5986360 100644
--- a/applications/sink/pgcopy-sink/pom.xml
+++ b/applications/sink/pgcopy-sink/pom.xml
@@ -3,7 +3,7 @@
 		 xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 https://maven.apache.org/xsd/maven-4.0.0.xsd">
 	<modelVersion>4.0.0</modelVersion>
 	<artifactId>pgcopy-sink</artifactId>
-	<version>3.1.0-SNAPSHOT</version>
+	<version>3.1.0-RC1</version>
 	<name>pgcopy-sink</name>
 	<description>pgcopy sink apps</description>
 	<packaging>jar</packaging>
@@ -11,7 +11,7 @@
 	<parent>
 		<groupId>org.springframework.cloud.stream.app</groupId>
 		<artifactId>stream-applications-core</artifactId>
-		<version>3.1.0-SNAPSHOT</version>
+		<version>3.1.0-RC1</version>
 		<relativePath/>
 	</parent>
 
diff --git a/applications/sink/pom.xml b/applications/sink/pom.xml
index d33a05f5..2120dcaf 100644
--- a/applications/sink/pom.xml
+++ b/applications/sink/pom.xml
@@ -6,7 +6,7 @@
 
     <groupId>org.springframework.cloud.stream.app</groupId>
     <artifactId>sink</artifactId>
-    <version>3.1.0-SNAPSHOT</version>
+    <version>3.1.0-RC1</version>
     <packaging>pom</packaging>
 
     <modules>
diff --git a/applications/sink/rabbit-sink/pom.xml b/applications/sink/rabbit-sink/pom.xml
index 9b8f054b..ed78d6e6 100644
--- a/applications/sink/rabbit-sink/pom.xml
+++ b/applications/sink/rabbit-sink/pom.xml
@@ -3,7 +3,7 @@
          xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
     <modelVersion>4.0.0</modelVersion>
     <artifactId>rabbit-sink</artifactId>
-    <version>3.1.0-SNAPSHOT</version>
+    <version>3.1.0-RC1</version>
     <name>rabbit-sink</name>
     <description>rabbit sink apps</description>
     <packaging>jar</packaging>
@@ -11,7 +11,7 @@
     <parent>
         <groupId>org.springframework.cloud.stream.app</groupId>
         <artifactId>stream-applications-core</artifactId>
-        <version>3.1.0-SNAPSHOT</version>
+        <version>3.1.0-RC1</version>
         <relativePath/>
     </parent>
 
diff --git a/applications/sink/redis-sink/pom.xml b/applications/sink/redis-sink/pom.xml
index 75b8bec3..6113fd62 100644
--- a/applications/sink/redis-sink/pom.xml
+++ b/applications/sink/redis-sink/pom.xml
@@ -3,7 +3,7 @@
          xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
     <modelVersion>4.0.0</modelVersion>
     <artifactId>redis-sink</artifactId>
-    <version>3.1.0-SNAPSHOT</version>
+    <version>3.1.0-RC1</version>
     <name>redis-sink</name>
     <description>redis sink apps</description>
     <packaging>jar</packaging>
@@ -11,7 +11,7 @@
     <parent>
         <groupId>org.springframework.cloud.stream.app</groupId>
         <artifactId>stream-applications-core</artifactId>
-        <version>3.1.0-SNAPSHOT</version>
+        <version>3.1.0-RC1</version>
         <relativePath/>
     </parent>
 
diff --git a/applications/sink/router-sink/pom.xml b/applications/sink/router-sink/pom.xml
index b734d7eb..bd1e5961 100644
--- a/applications/sink/router-sink/pom.xml
+++ b/applications/sink/router-sink/pom.xml
@@ -3,7 +3,7 @@
          xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
     <modelVersion>4.0.0</modelVersion>
     <artifactId>router-sink</artifactId>
-    <version>3.1.0-SNAPSHOT</version>
+    <version>3.1.0-RC1</version>
     <name>router-sink</name>
     <description>log sink apps</description>
     <packaging>jar</packaging>
@@ -11,7 +11,7 @@
     <parent>
         <groupId>org.springframework.cloud.stream.app</groupId>
         <artifactId>stream-applications-core</artifactId>
-        <version>3.1.0-SNAPSHOT</version>
+        <version>3.1.0-RC1</version>
         <relativePath/>
     </parent>
 
diff --git a/applications/sink/rsocket-sink/pom.xml b/applications/sink/rsocket-sink/pom.xml
index 5dcfadd1..ae56b124 100644
--- a/applications/sink/rsocket-sink/pom.xml
+++ b/applications/sink/rsocket-sink/pom.xml
@@ -3,7 +3,7 @@
          xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
     <modelVersion>4.0.0</modelVersion>
     <artifactId>rsocket-sink</artifactId>
-    <version>3.1.0-SNAPSHOT</version>
+    <version>3.1.0-RC1</version>
     <name>rsocket-sink</name>
     <description>RSocket sink apps</description>
     <packaging>jar</packaging>
@@ -11,7 +11,7 @@
     <parent>
         <groupId>org.springframework.cloud.stream.app</groupId>
         <artifactId>stream-applications-core</artifactId>
-        <version>3.1.0-SNAPSHOT</version>
+        <version>3.1.0-RC1</version>
         <relativePath/>
     </parent>
 
diff --git a/applications/sink/s3-sink/pom.xml b/applications/sink/s3-sink/pom.xml
index 893471fb..d6bf6d50 100644
--- a/applications/sink/s3-sink/pom.xml
+++ b/applications/sink/s3-sink/pom.xml
@@ -3,7 +3,7 @@
          xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
     <modelVersion>4.0.0</modelVersion>
     <artifactId>s3-sink</artifactId>
-    <version>3.1.0-SNAPSHOT</version>
+    <version>3.1.0-RC1</version>
     <name>s3-sink</name>
     <description>s3 sink apps</description>
     <packaging>jar</packaging>
@@ -11,7 +11,7 @@
     <parent>
         <groupId>org.springframework.cloud.stream.app</groupId>
         <artifactId>stream-applications-core</artifactId>
-        <version>3.1.0-SNAPSHOT</version>
+        <version>3.1.0-RC1</version>
         <relativePath/>
     </parent>
 
diff --git a/applications/sink/sftp-sink/pom.xml b/applications/sink/sftp-sink/pom.xml
index 0d4519aa..748a2b87 100644
--- a/applications/sink/sftp-sink/pom.xml
+++ b/applications/sink/sftp-sink/pom.xml
@@ -3,7 +3,7 @@
          xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
     <modelVersion>4.0.0</modelVersion>
     <artifactId>sftp-sink</artifactId>
-    <version>3.1.0-SNAPSHOT</version>
+    <version>3.1.0-RC1</version>
     <name>sftp-sink</name>
     <description>sftp sink apps</description>
     <packaging>jar</packaging>
@@ -11,7 +11,7 @@
     <parent>
         <groupId>org.springframework.cloud.stream.app</groupId>
         <artifactId>stream-applications-core</artifactId>
-        <version>3.1.0-SNAPSHOT</version>
+        <version>3.1.0-RC1</version>
         <relativePath/>
     </parent>
 
diff --git a/applications/sink/tcp-sink/pom.xml b/applications/sink/tcp-sink/pom.xml
index f61846b6..2b768242 100644
--- a/applications/sink/tcp-sink/pom.xml
+++ b/applications/sink/tcp-sink/pom.xml
@@ -3,7 +3,7 @@
          xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
     <modelVersion>4.0.0</modelVersion>
     <artifactId>tcp-sink</artifactId>
-    <version>3.1.0-SNAPSHOT</version>
+    <version>3.1.0-RC1</version>
     <name>tcp-sink</name>
     <description>tcp sink apps</description>
     <packaging>jar</packaging>
@@ -11,7 +11,7 @@
     <parent>
         <groupId>org.springframework.cloud.stream.app</groupId>
         <artifactId>stream-applications-core</artifactId>
-        <version>3.1.0-SNAPSHOT</version>
+        <version>3.1.0-RC1</version>
         <relativePath/>
     </parent>
 
diff --git a/applications/sink/throughput-sink/pom.xml b/applications/sink/throughput-sink/pom.xml
index c439af43..33bcfcee 100644
--- a/applications/sink/throughput-sink/pom.xml
+++ b/applications/sink/throughput-sink/pom.xml
@@ -3,7 +3,7 @@
          xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
     <modelVersion>4.0.0</modelVersion>
     <artifactId>throughput-sink</artifactId>
-    <version>3.1.0-SNAPSHOT</version>
+    <version>3.1.0-RC1</version>
     <name>throughput-sink</name>
     <description>throughput sink apps</description>
     <packaging>jar</packaging>
@@ -11,7 +11,7 @@
     <parent>
         <groupId>org.springframework.cloud.stream.app</groupId>
         <artifactId>stream-applications-core</artifactId>
-        <version>3.1.0-SNAPSHOT</version>
+        <version>3.1.0-RC1</version>
         <relativePath/>
     </parent>
 
diff --git a/applications/sink/twitter-message-sink/pom.xml b/applications/sink/twitter-message-sink/pom.xml
index 467d00cb..50689299 100644
--- a/applications/sink/twitter-message-sink/pom.xml
+++ b/applications/sink/twitter-message-sink/pom.xml
@@ -3,7 +3,7 @@
          xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
     <modelVersion>4.0.0</modelVersion>
     <artifactId>twitter-message-sink</artifactId>
-    <version>3.1.0-SNAPSHOT</version>
+    <version>3.1.0-RC1</version>
     <name>twitter-message-sink</name>
     <description>twitter message sink apps</description>
     <packaging>jar</packaging>
@@ -11,7 +11,7 @@
     <parent>
         <groupId>org.springframework.cloud.stream.app</groupId>
         <artifactId>stream-applications-core</artifactId>
-        <version>3.1.0-SNAPSHOT</version>
+        <version>3.1.0-RC1</version>
         <relativePath/>
     </parent>
 
diff --git a/applications/sink/twitter-update-sink/pom.xml b/applications/sink/twitter-update-sink/pom.xml
index 6e3f687c..bf1ed05e 100644
--- a/applications/sink/twitter-update-sink/pom.xml
+++ b/applications/sink/twitter-update-sink/pom.xml
@@ -3,7 +3,7 @@
          xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
     <modelVersion>4.0.0</modelVersion>
     <artifactId>twitter-update-sink</artifactId>
-    <version>3.1.0-SNAPSHOT</version>
+    <version>3.1.0-RC1</version>
     <name>twitter-update-sink</name>
     <description>twitter update sink apps</description>
     <packaging>jar</packaging>
@@ -11,7 +11,7 @@
     <parent>
         <groupId>org.springframework.cloud.stream.app</groupId>
         <artifactId>stream-applications-core</artifactId>
-        <version>3.1.0-SNAPSHOT</version>
+        <version>3.1.0-RC1</version>
         <relativePath/>
     </parent>
 
diff --git a/applications/sink/wavefront-sink/pom.xml b/applications/sink/wavefront-sink/pom.xml
index 96449035..d322d875 100644
--- a/applications/sink/wavefront-sink/pom.xml
+++ b/applications/sink/wavefront-sink/pom.xml
@@ -3,7 +3,7 @@
 		 xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
 	<modelVersion>4.0.0</modelVersion>
 	<artifactId>wavefront-sink</artifactId>
-	<version>3.1.0-SNAPSHOT</version>
+	<version>3.1.0-RC1</version>
 	<name>wavefront-sink</name>
 	<description>Wavefront sink app</description>
 	<packaging>jar</packaging>
@@ -11,7 +11,7 @@
 	<parent>
 		<groupId>org.springframework.cloud.stream.app</groupId>
 		<artifactId>stream-applications-core</artifactId>
-		<version>3.1.0-SNAPSHOT</version>
+		<version>3.1.0-RC1</version>
 		<relativePath/>
 	</parent>
 
diff --git a/applications/sink/websocket-sink/pom.xml b/applications/sink/websocket-sink/pom.xml
index ecd5146b..fdf34ea8 100644
--- a/applications/sink/websocket-sink/pom.xml
+++ b/applications/sink/websocket-sink/pom.xml
@@ -3,7 +3,7 @@
          xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
     <modelVersion>4.0.0</modelVersion>
     <artifactId>websocket-sink</artifactId>
-    <version>3.1.0-SNAPSHOT</version>
+    <version>3.1.0-RC1</version>
     <name>websocket-sink</name>
     <description>websocket sink apps</description>
     <packaging>jar</packaging>
@@ -11,7 +11,7 @@
     <parent>
         <groupId>org.springframework.cloud.stream.app</groupId>
         <artifactId>stream-applications-core</artifactId>
-        <version>3.1.0-SNAPSHOT</version>
+        <version>3.1.0-RC1</version>
         <relativePath/>
     </parent>
 
diff --git a/applications/sink/zeromq-sink/pom.xml b/applications/sink/zeromq-sink/pom.xml
index 25089d6c..079dc30e 100644
--- a/applications/sink/zeromq-sink/pom.xml
+++ b/applications/sink/zeromq-sink/pom.xml
@@ -11,7 +11,7 @@
     <parent>
         <groupId>org.springframework.cloud.stream.app</groupId>
         <artifactId>stream-applications-core</artifactId>
-        <version>3.1.0-SNAPSHOT</version>
+        <version>3.1.0-RC1</version>
         <relativePath/>
     </parent>
 
diff --git a/applications/source/cdc-debezium-source/pom.xml b/applications/source/cdc-debezium-source/pom.xml
index 870edd6c..82da5b35 100644
--- a/applications/source/cdc-debezium-source/pom.xml
+++ b/applications/source/cdc-debezium-source/pom.xml
@@ -2,12 +2,12 @@
 <project xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns="http://maven.apache.org/POM/4.0.0"
 		 xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
 	<modelVersion>4.0.0</modelVersion>
-	<version>3.1.0-SNAPSHOT</version>
+	<version>3.1.0-RC1</version>
 
 	<parent>
 		<groupId>org.springframework.cloud.stream.app</groupId>
 		<artifactId>stream-applications-core</artifactId>
-		<version>3.1.0-SNAPSHOT</version>
+		<version>3.1.0-RC1</version>
 		<relativePath/>
 	</parent>
 
diff --git a/applications/source/file-source/pom.xml b/applications/source/file-source/pom.xml
index 3469bc17..d654c61e 100644
--- a/applications/source/file-source/pom.xml
+++ b/applications/source/file-source/pom.xml
@@ -3,7 +3,7 @@
          xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
     <modelVersion>4.0.0</modelVersion>
     <artifactId>file-source</artifactId>
-    <version>3.1.0-SNAPSHOT</version>
+    <version>3.1.0-RC1</version>
     <name>file-source</name>
     <description>file source apps</description>
     <packaging>jar</packaging>
@@ -11,7 +11,7 @@
     <parent>
         <groupId>org.springframework.cloud.stream.app</groupId>
         <artifactId>stream-applications-core</artifactId>
-        <version>3.1.0-SNAPSHOT</version>
+        <version>3.1.0-RC1</version>
         <relativePath/>
     </parent>
 
diff --git a/applications/source/ftp-source/pom.xml b/applications/source/ftp-source/pom.xml
index 8c3b043f..4faec104 100644
--- a/applications/source/ftp-source/pom.xml
+++ b/applications/source/ftp-source/pom.xml
@@ -3,7 +3,7 @@
          xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
     <modelVersion>4.0.0</modelVersion>
     <artifactId>ftp-source</artifactId>
-    <version>3.1.0-SNAPSHOT</version>
+    <version>3.1.0-RC1</version>
     <name>ftp-source</name>
     <description>ftp source apps</description>
     <packaging>jar</packaging>
@@ -11,7 +11,7 @@
     <parent>
         <groupId>org.springframework.cloud.stream.app</groupId>
         <artifactId>stream-applications-core</artifactId>
-        <version>3.1.0-SNAPSHOT</version>
+        <version>3.1.0-RC1</version>
         <relativePath/>
     </parent>
 
diff --git a/applications/source/geode-source/pom.xml b/applications/source/geode-source/pom.xml
index 73170980..67982b59 100644
--- a/applications/source/geode-source/pom.xml
+++ b/applications/source/geode-source/pom.xml
@@ -3,7 +3,7 @@
          xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
     <modelVersion>4.0.0</modelVersion>
     <artifactId>geode-source</artifactId>
-    <version>3.1.0-SNAPSHOT</version>
+    <version>3.1.0-RC1</version>
     <name>geode-source</name>
     <description>Geode source app</description>
     <packaging>jar</packaging>
@@ -11,7 +11,7 @@
     <parent>
         <groupId>org.springframework.cloud.stream.app</groupId>
         <artifactId>stream-applications-core</artifactId>
-        <version>3.1.0-SNAPSHOT</version>
+        <version>3.1.0-RC1</version>
         <relativePath/>
     </parent>
 
diff --git a/applications/source/http-source/pom.xml b/applications/source/http-source/pom.xml
index 42496f80..035ae26f 100644
--- a/applications/source/http-source/pom.xml
+++ b/applications/source/http-source/pom.xml
@@ -3,7 +3,7 @@
          xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
     <modelVersion>4.0.0</modelVersion>
     <artifactId>http-source</artifactId>
-    <version>3.1.0-SNAPSHOT</version>
+    <version>3.1.0-RC1</version>
     <name>http-source</name>
     <description>http source apps</description>
     <packaging>jar</packaging>
@@ -11,7 +11,7 @@
     <parent>
         <groupId>org.springframework.cloud.stream.app</groupId>
         <artifactId>stream-applications-core</artifactId>
-        <version>3.1.0-SNAPSHOT</version>
+        <version>3.1.0-RC1</version>
     </parent>
 
     <dependencies>
diff --git a/applications/source/jdbc-source/pom.xml b/applications/source/jdbc-source/pom.xml
index 3202fd30..3d834a23 100644
--- a/applications/source/jdbc-source/pom.xml
+++ b/applications/source/jdbc-source/pom.xml
@@ -3,7 +3,7 @@
          xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
     <modelVersion>4.0.0</modelVersion>
     <artifactId>jdbc-source</artifactId>
-    <version>3.1.0-SNAPSHOT</version>
+    <version>3.1.0-RC1</version>
     <name>jdbc-source</name>
     <description>JDBC source apps</description>
     <packaging>jar</packaging>
@@ -11,7 +11,7 @@
     <parent>
         <groupId>org.springframework.cloud.stream.app</groupId>
         <artifactId>stream-applications-core</artifactId>
-        <version>3.1.0-SNAPSHOT</version>
+        <version>3.1.0-RC1</version>
         <relativePath/>
     </parent>
 
diff --git a/applications/source/jms-source/pom.xml b/applications/source/jms-source/pom.xml
index 53fe44e2..54a95f53 100644
--- a/applications/source/jms-source/pom.xml
+++ b/applications/source/jms-source/pom.xml
@@ -3,7 +3,7 @@
          xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
     <modelVersion>4.0.0</modelVersion>
     <artifactId>jms-source</artifactId>
-    <version>3.1.0-SNAPSHOT</version>
+    <version>3.1.0-RC1</version>
     <name>jms-source</name>
     <description>jms source apps</description>
     <packaging>jar</packaging>
@@ -11,7 +11,7 @@
     <parent>
         <groupId>org.springframework.cloud.stream.app</groupId>
         <artifactId>stream-applications-core</artifactId>
-        <version>3.1.0-SNAPSHOT</version>
+        <version>3.1.0-RC1</version>
         <relativePath/>
     </parent>
 
diff --git a/applications/source/load-generator-source/pom.xml b/applications/source/load-generator-source/pom.xml
index d6e4c5ea..94718e7f 100644
--- a/applications/source/load-generator-source/pom.xml
+++ b/applications/source/load-generator-source/pom.xml
@@ -3,7 +3,7 @@
          xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
     <modelVersion>4.0.0</modelVersion>
     <artifactId>load-generator-source</artifactId>
-    <version>3.1.0-SNAPSHOT</version>
+    <version>3.1.0-RC1</version>
     <name>load-generator-source</name>
     <description>load-generator source apps</description>
     <packaging>jar</packaging>
@@ -11,7 +11,7 @@
     <parent>
         <groupId>org.springframework.cloud.stream.app</groupId>
         <artifactId>stream-applications-core</artifactId>
-        <version>3.1.0-SNAPSHOT</version>
+        <version>3.1.0-RC1</version>
         <relativePath/>
     </parent>
 
diff --git a/applications/source/mail-source/pom.xml b/applications/source/mail-source/pom.xml
index ef48b3cb..de64ba5a 100644
--- a/applications/source/mail-source/pom.xml
+++ b/applications/source/mail-source/pom.xml
@@ -3,7 +3,7 @@
          xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
     <modelVersion>4.0.0</modelVersion>
     <artifactId>mail-source</artifactId>
-    <version>3.1.0-SNAPSHOT</version>
+    <version>3.1.0-RC1</version>
     <name>mail-source</name>
     <description>mail source apps</description>
     <packaging>jar</packaging>
@@ -11,7 +11,7 @@
     <parent>
         <groupId>org.springframework.cloud.stream.app</groupId>
         <artifactId>stream-applications-core</artifactId>
-        <version>3.1.0-SNAPSHOT</version>
+        <version>3.1.0-RC1</version>
         <relativePath/>
     </parent>
 
diff --git a/applications/source/mongodb-source/pom.xml b/applications/source/mongodb-source/pom.xml
index 86c3337b..b43cec0f 100644
--- a/applications/source/mongodb-source/pom.xml
+++ b/applications/source/mongodb-source/pom.xml
@@ -3,7 +3,7 @@
          xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
     <modelVersion>4.0.0</modelVersion>
     <artifactId>mongodb-source</artifactId>
-    <version>3.1.0-SNAPSHOT</version>
+    <version>3.1.0-RC1</version>
     <name>mongodb-source</name>
     <description>mongodb source apps</description>
     <packaging>jar</packaging>
@@ -11,7 +11,7 @@
     <parent>
         <groupId>org.springframework.cloud.stream.app</groupId>
         <artifactId>stream-applications-core</artifactId>
-        <version>3.1.0-SNAPSHOT</version>
+        <version>3.1.0-RC1</version>
         <relativePath/>
     </parent>
 
diff --git a/applications/source/mqtt-source/pom.xml b/applications/source/mqtt-source/pom.xml
index 65c44b62..77b749f0 100644
--- a/applications/source/mqtt-source/pom.xml
+++ b/applications/source/mqtt-source/pom.xml
@@ -3,7 +3,7 @@
          xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
     <modelVersion>4.0.0</modelVersion>
     <artifactId>mqtt-source</artifactId>
-    <version>3.1.0-SNAPSHOT</version>
+    <version>3.1.0-RC1</version>
     <name>mqtt-source</name>
     <description>mqtt source apps</description>
     <packaging>jar</packaging>
@@ -11,7 +11,7 @@
     <parent>
         <groupId>org.springframework.cloud.stream.app</groupId>
         <artifactId>stream-applications-core</artifactId>
-        <version>3.1.0-SNAPSHOT</version>
+        <version>3.1.0-RC1</version>
         <relativePath/>
     </parent>
 
diff --git a/applications/source/pom.xml b/applications/source/pom.xml
index 8cf85285..09d9b3c8 100644
--- a/applications/source/pom.xml
+++ b/applications/source/pom.xml
@@ -6,7 +6,7 @@
 
     <groupId>org.springframework.cloud.stream.app</groupId>
     <artifactId>source</artifactId>
-    <version>3.1.0-SNAPSHOT</version>
+    <version>3.1.0-RC1</version>
     <packaging>pom</packaging>
 
     <modules>
diff --git a/applications/source/rabbit-source/pom.xml b/applications/source/rabbit-source/pom.xml
index 4a528c78..d2a1cb08 100644
--- a/applications/source/rabbit-source/pom.xml
+++ b/applications/source/rabbit-source/pom.xml
@@ -3,7 +3,7 @@
          xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
     <modelVersion>4.0.0</modelVersion>
     <artifactId>rabbit-source</artifactId>
-    <version>3.1.0-SNAPSHOT</version>
+    <version>3.1.0-RC1</version>
     <name>rabbit-source</name>
     <description>Rabbit source apps</description>
     <packaging>jar</packaging>
@@ -11,7 +11,7 @@
     <parent>
         <groupId>org.springframework.cloud.stream.app</groupId>
         <artifactId>stream-applications-core</artifactId>
-        <version>3.1.0-SNAPSHOT</version>
+        <version>3.1.0-RC1</version>
         <relativePath/>
     </parent>
 
diff --git a/applications/source/s3-source/pom.xml b/applications/source/s3-source/pom.xml
index 3e777125..6e9604d2 100644
--- a/applications/source/s3-source/pom.xml
+++ b/applications/source/s3-source/pom.xml
@@ -3,7 +3,7 @@
          xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
     <modelVersion>4.0.0</modelVersion>
     <artifactId>s3-source</artifactId>
-    <version>3.1.0-SNAPSHOT</version>
+    <version>3.1.0-RC1</version>
     <name>s3-source</name>
     <description>s3 source apps</description>
     <packaging>jar</packaging>
@@ -11,7 +11,7 @@
     <parent>
         <groupId>org.springframework.cloud.stream.app</groupId>
         <artifactId>stream-applications-core</artifactId>
-        <version>3.1.0-SNAPSHOT</version>
+        <version>3.1.0-RC1</version>
         <relativePath/>
     </parent>
 
diff --git a/applications/source/sftp-source/pom.xml b/applications/source/sftp-source/pom.xml
index 62f99795..ac67090c 100644
--- a/applications/source/sftp-source/pom.xml
+++ b/applications/source/sftp-source/pom.xml
@@ -3,7 +3,7 @@
          xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
     <modelVersion>4.0.0</modelVersion>
     <artifactId>sftp-source</artifactId>
-    <version>3.1.0-SNAPSHOT</version>
+    <version>3.1.0-RC1</version>
     <name>sftp-source</name>
     <description>sftp source apps</description>
     <packaging>jar</packaging>
@@ -11,7 +11,7 @@
     <parent>
         <groupId>org.springframework.cloud.stream.app</groupId>
         <artifactId>stream-applications-core</artifactId>
-        <version>3.1.0-SNAPSHOT</version>
+        <version>3.1.0-RC1</version>
         <relativePath/>
     </parent>
 
diff --git a/applications/source/syslog-source/pom.xml b/applications/source/syslog-source/pom.xml
index 1a2e884f..31b5d3af 100644
--- a/applications/source/syslog-source/pom.xml
+++ b/applications/source/syslog-source/pom.xml
@@ -3,7 +3,7 @@
          xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
     <modelVersion>4.0.0</modelVersion>
     <artifactId>syslog-source</artifactId>
-    <version>3.1.0-SNAPSHOT</version>
+    <version>3.1.0-RC1</version>
     <name>syslog-source</name>
     <description>syslog source apps</description>
     <packaging>jar</packaging>
@@ -11,7 +11,7 @@
     <parent>
         <groupId>org.springframework.cloud.stream.app</groupId>
         <artifactId>stream-applications-core</artifactId>
-        <version>3.1.0-SNAPSHOT</version>
+        <version>3.1.0-RC1</version>
         <relativePath/>
     </parent>
 
diff --git a/applications/source/tcp-source/pom.xml b/applications/source/tcp-source/pom.xml
index 109361e2..2f9a8efe 100644
--- a/applications/source/tcp-source/pom.xml
+++ b/applications/source/tcp-source/pom.xml
@@ -3,7 +3,7 @@
          xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
     <modelVersion>4.0.0</modelVersion>
     <artifactId>tcp-source</artifactId>
-    <version>3.1.0-SNAPSHOT</version>
+    <version>3.1.0-RC1</version>
     <name>tcp-source</name>
     <description>tcp source apps</description>
     <packaging>jar</packaging>
@@ -11,7 +11,7 @@
     <parent>
         <groupId>org.springframework.cloud.stream.app</groupId>
         <artifactId>stream-applications-core</artifactId>
-        <version>3.1.0-SNAPSHOT</version>
+        <version>3.1.0-RC1</version>
         <relativePath/>
     </parent>
 
diff --git a/applications/source/time-source/pom.xml b/applications/source/time-source/pom.xml
index 55c92bf0..b72258d3 100644
--- a/applications/source/time-source/pom.xml
+++ b/applications/source/time-source/pom.xml
@@ -3,7 +3,7 @@
          xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
     <modelVersion>4.0.0</modelVersion>
     <artifactId>time-source</artifactId>
-    <version>3.1.0-SNAPSHOT</version>
+    <version>3.1.0-RC1</version>
     <name>time-source</name>
     <description>time source apps</description>
     <packaging>jar</packaging>
@@ -11,7 +11,7 @@
     <parent>
         <groupId>org.springframework.cloud.stream.app</groupId>
         <artifactId>stream-applications-core</artifactId>
-        <version>3.1.0-SNAPSHOT</version>
+        <version>3.1.0-RC1</version>
         <relativePath/>
     </parent>
 
diff --git a/applications/source/twitter-message-source/pom.xml b/applications/source/twitter-message-source/pom.xml
index 77ff2a90..c48a9fe2 100644
--- a/applications/source/twitter-message-source/pom.xml
+++ b/applications/source/twitter-message-source/pom.xml
@@ -3,7 +3,7 @@
 		 xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
 	<modelVersion>4.0.0</modelVersion>
 	<artifactId>twitter-message-source</artifactId>
-	<version>3.1.0-SNAPSHOT</version>
+	<version>3.1.0-RC1</version>
 	<name>twitter-message-source</name>
 	<description>twitter message source apps</description>
 	<packaging>jar</packaging>
@@ -11,7 +11,7 @@
 	<parent>
 		<groupId>org.springframework.cloud.stream.app</groupId>
 		<artifactId>stream-applications-core</artifactId>
-		<version>3.1.0-SNAPSHOT</version>
+		<version>3.1.0-RC1</version>
 		<relativePath/>
 	</parent>
 
diff --git a/applications/source/twitter-search-source/pom.xml b/applications/source/twitter-search-source/pom.xml
index c9dd9e66..653a3575 100644
--- a/applications/source/twitter-search-source/pom.xml
+++ b/applications/source/twitter-search-source/pom.xml
@@ -3,7 +3,7 @@
          xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
     <modelVersion>4.0.0</modelVersion>
     <artifactId>twitter-search-source</artifactId>
-    <version>3.1.0-SNAPSHOT</version>
+    <version>3.1.0-RC1</version>
     <name>twitter-search-source</name>
     <description>twitter search source apps</description>
     <packaging>jar</packaging>
@@ -11,7 +11,7 @@
     <parent>
         <groupId>org.springframework.cloud.stream.app</groupId>
         <artifactId>stream-applications-core</artifactId>
-        <version>3.1.0-SNAPSHOT</version>
+        <version>3.1.0-RC1</version>
         <relativePath/>
     </parent>
 
diff --git a/applications/source/twitter-stream-source/pom.xml b/applications/source/twitter-stream-source/pom.xml
index a03e1d4f..3a272a32 100644
--- a/applications/source/twitter-stream-source/pom.xml
+++ b/applications/source/twitter-stream-source/pom.xml
@@ -3,7 +3,7 @@
          xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
     <modelVersion>4.0.0</modelVersion>
     <artifactId>twitter-stream-source</artifactId>
-    <version>3.1.0-SNAPSHOT</version>
+    <version>3.1.0-RC1</version>
     <name>twitter-stream-source</name>
     <description>twitter stream source apps</description>
     <packaging>jar</packaging>
@@ -11,7 +11,7 @@
     <parent>
         <groupId>org.springframework.cloud.stream.app</groupId>
         <artifactId>stream-applications-core</artifactId>
-        <version>3.1.0-SNAPSHOT</version>
+        <version>3.1.0-RC1</version>
         <relativePath/>
     </parent>
 
diff --git a/applications/source/websocket-source/pom.xml b/applications/source/websocket-source/pom.xml
index 12ae1c40..467ba07d 100644
--- a/applications/source/websocket-source/pom.xml
+++ b/applications/source/websocket-source/pom.xml
@@ -3,7 +3,7 @@
          xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
     <modelVersion>4.0.0</modelVersion>
     <artifactId>websocket-source</artifactId>
-    <version>3.1.0-SNAPSHOT</version>
+    <version>3.1.0-RC1</version>
     <name>websocket-source</name>
     <description>websocket source apps</description>
     <packaging>jar</packaging>
@@ -11,7 +11,7 @@
     <parent>
         <groupId>org.springframework.cloud.stream.app</groupId>
         <artifactId>stream-applications-core</artifactId>
-        <version>3.1.0-SNAPSHOT</version>
+        <version>3.1.0-RC1</version>
         <relativePath/>
     </parent>
 
diff --git a/applications/source/zeromq-source/pom.xml b/applications/source/zeromq-source/pom.xml
index 1dfe6df6..7ed285d7 100644
--- a/applications/source/zeromq-source/pom.xml
+++ b/applications/source/zeromq-source/pom.xml
@@ -11,7 +11,7 @@
     <parent>
         <groupId>org.springframework.cloud.stream.app</groupId>
         <artifactId>stream-applications-core</artifactId>
-        <version>3.1.0-SNAPSHOT</version>
+        <version>3.1.0-RC1</version>
         <relativePath/>
     </parent>
 
diff --git a/etc/release-tools/apps-upgrade-dryrun.sh b/etc/release-tools/apps-upgrade-dryrun.sh
index e54b977b..62e6f517 100755
--- a/etc/release-tools/apps-upgrade-dryrun.sh
+++ b/etc/release-tools/apps-upgrade-dryrun.sh
@@ -26,7 +26,7 @@ function iterate_through_apps_folders_and_update {
     ../../../mvnw -Ddisable.checks=true versions:set -DnewVersion=$VERSION -DgenerateBackupPoms=false
     #../../../mvnw -Ddisable.checks=true versions:update-parent -DparentVersion=$PARENT_VERSION -Pspring -DgenerateBackupPoms=false
     # only used after a release for updating parent versions.
-     sed -i '' 's/<version>3.0.6-SNAPSHOT/<version>'3.1.0-SNAPSHOT'/g' pom.xml
+     sed -i '' 's/<version>3.1.0-SNAPSHOT/<version>'3.1.0-RC1'/g' pom.xml
     popd
   done