diff --git a/pom.xml b/pom.xml
index 0e1975adf..481979dd2 100644
--- a/pom.xml
+++ b/pom.xml
@@ -3,7 +3,7 @@
 	<modelVersion>4.0.0</modelVersion>
 	<groupId>org.springframework.cloud</groupId>
 	<artifactId>spring-cloud-stream-parent</artifactId>
-	<version>1.1.0.BUILD-SNAPSHOT</version>
+	<version>1.1.0.M1</version>
 	<packaging>pom</packaging>
 	<parent>
 		<groupId>org.springframework.cloud</groupId>
@@ -29,27 +29,27 @@
 			<dependency>
 				<groupId>org.springframework.cloud</groupId>
 				<artifactId>spring-cloud-stream</artifactId>
-				<version>1.1.0.BUILD-SNAPSHOT</version>
+				<version>1.1.0.M1</version>
 			</dependency>
 			<dependency>
 				<groupId>org.springframework.cloud</groupId>
 				<artifactId>spring-cloud-stream-tools</artifactId>
-				<version>1.1.0.BUILD-SNAPSHOT</version>
+				<version>1.1.0.M1</version>
 			</dependency>
 			<dependency>
 				<groupId>org.springframework.cloud</groupId>
 				<artifactId>spring-cloud-stream-codec</artifactId>
-				<version>1.1.0.BUILD-SNAPSHOT</version>
+				<version>1.1.0.M1</version>
 			</dependency>
 			<dependency>
 				<groupId>org.springframework.cloud</groupId>
 				<artifactId>spring-cloud-stream-rxjava</artifactId>
-				<version>1.1.0.BUILD-SNAPSHOT</version>
+				<version>1.1.0.M1</version>
 			</dependency>
 			<dependency>
 				<groupId>org.springframework.cloud</groupId>
 				<artifactId>spring-cloud-stream-binder-test</artifactId>
-				<version>1.1.0.BUILD-SNAPSHOT</version>
+				<version>1.1.0.M1</version>
 			</dependency>
 			<dependency>
 				<groupId>org.springframework</groupId>
@@ -64,12 +64,12 @@
 			<dependency>
 				<groupId>org.springframework.cloud</groupId>
 				<artifactId>spring-cloud-stream-test-support</artifactId>
-				<version>1.1.0.BUILD-SNAPSHOT</version>
+				<version>1.1.0.M1</version>
 			</dependency>
 			<dependency>
 				<groupId>org.springframework.cloud</groupId>
 				<artifactId>spring-cloud-stream-test-support-internal</artifactId>
-				<version>1.1.0.BUILD-SNAPSHOT</version>
+				<version>1.1.0.M1</version>
 			</dependency>
 			<dependency>
 				<groupId>com.esotericsoftware</groupId>
diff --git a/spring-cloud-stream-binder-test/pom.xml b/spring-cloud-stream-binder-test/pom.xml
index d15fc5b30..cf55a2f9c 100644
--- a/spring-cloud-stream-binder-test/pom.xml
+++ b/spring-cloud-stream-binder-test/pom.xml
@@ -11,7 +11,7 @@
 	<parent>
 		<groupId>org.springframework.cloud</groupId>
 		<artifactId>spring-cloud-stream-parent</artifactId>
-		<version>1.1.0.BUILD-SNAPSHOT</version>
+		<version>1.1.0.M1</version>
 	</parent>
 
 	<dependencies>
diff --git a/spring-cloud-stream-codec/pom.xml b/spring-cloud-stream-codec/pom.xml
index 0c8308684..f7bc56d1f 100644
--- a/spring-cloud-stream-codec/pom.xml
+++ b/spring-cloud-stream-codec/pom.xml
@@ -10,7 +10,7 @@
 	<parent>
 		<groupId>org.springframework.cloud</groupId>
 		<artifactId>spring-cloud-stream-parent</artifactId>
-		<version>1.1.0.BUILD-SNAPSHOT</version>
+		<version>1.1.0.M1</version>
 	</parent>
 
 	<dependencies>
diff --git a/spring-cloud-stream-core-docs/pom.xml b/spring-cloud-stream-core-docs/pom.xml
index 0a14d77a9..4801e1ca5 100644
--- a/spring-cloud-stream-core-docs/pom.xml
+++ b/spring-cloud-stream-core-docs/pom.xml
@@ -4,7 +4,7 @@
 	<parent>
 		<groupId>org.springframework.cloud</groupId>
 		<artifactId>spring-cloud-stream-parent</artifactId>
-		<version>1.1.0.BUILD-SNAPSHOT</version>
+		<version>1.1.0.M1</version>
 	</parent>
 	<artifactId>spring-cloud-stream-core-docs</artifactId>
 	<name>spring-cloud-stream-core-docs</name>
diff --git a/spring-cloud-stream-integration-tests/pom.xml b/spring-cloud-stream-integration-tests/pom.xml
index 7be8730ba..efe4a8c57 100644
--- a/spring-cloud-stream-integration-tests/pom.xml
+++ b/spring-cloud-stream-integration-tests/pom.xml
@@ -10,7 +10,7 @@
 	<parent>
 		<groupId>org.springframework.cloud</groupId>
 		<artifactId>spring-cloud-stream-parent</artifactId>
-		<version>1.1.0.BUILD-SNAPSHOT</version>
+		<version>1.1.0.M1</version>
 	</parent>
 
 	<dependencies>
diff --git a/spring-cloud-stream-reactive/pom.xml b/spring-cloud-stream-reactive/pom.xml
index 4167dd206..d1005bdca 100644
--- a/spring-cloud-stream-reactive/pom.xml
+++ b/spring-cloud-stream-reactive/pom.xml
@@ -3,7 +3,7 @@
 	<parent>
 		<groupId>org.springframework.cloud</groupId>
 		<artifactId>spring-cloud-stream-parent</artifactId>
-		<version>1.1.0.BUILD-SNAPSHOT</version>
+		<version>1.1.0.M1</version>
 	</parent>
 	<modelVersion>4.0.0</modelVersion>
 
diff --git a/spring-cloud-stream-rxjava/pom.xml b/spring-cloud-stream-rxjava/pom.xml
index 9c722fe76..e81d464b2 100644
--- a/spring-cloud-stream-rxjava/pom.xml
+++ b/spring-cloud-stream-rxjava/pom.xml
@@ -10,7 +10,7 @@
 	<parent>
 		<groupId>org.springframework.cloud</groupId>
 		<artifactId>spring-cloud-stream-parent</artifactId>
-		<version>1.1.0.BUILD-SNAPSHOT</version>
+		<version>1.1.0.M1</version>
 	</parent>
 
 	<dependencies>
diff --git a/spring-cloud-stream-schema-server/pom.xml b/spring-cloud-stream-schema-server/pom.xml
index e98dd7b20..c531ade7d 100644
--- a/spring-cloud-stream-schema-server/pom.xml
+++ b/spring-cloud-stream-schema-server/pom.xml
@@ -17,12 +17,12 @@
 	<parent>
 		<artifactId>spring-cloud-stream-parent</artifactId>
 		<groupId>org.springframework.cloud</groupId>
-		<version>1.1.0.BUILD-SNAPSHOT</version>
+		<version>1.1.0.M1</version>
 	</parent>
 	<modelVersion>4.0.0</modelVersion>
 
 	<artifactId>spring-cloud-stream-schema-server</artifactId>
-	<version>1.1.0.BUILD-SNAPSHOT</version>
+	<version>1.1.0.M1</version>
 
 	<dependencies>
 		<dependency>
diff --git a/spring-cloud-stream-schema/pom.xml b/spring-cloud-stream-schema/pom.xml
index 2a3269e3b..d26746b12 100644
--- a/spring-cloud-stream-schema/pom.xml
+++ b/spring-cloud-stream-schema/pom.xml
@@ -3,7 +3,7 @@
 	<parent>
 		<artifactId>spring-cloud-stream-parent</artifactId>
 		<groupId>org.springframework.cloud</groupId>
-		<version>1.1.0.BUILD-SNAPSHOT</version>
+		<version>1.1.0.M1</version>
 	</parent>
 	<modelVersion>4.0.0</modelVersion>
 
@@ -39,7 +39,7 @@
 		<dependency>
 			<groupId>org.springframework.cloud</groupId>
 			<artifactId>spring-cloud-stream-schema-server</artifactId>
-			<version>1.1.0.BUILD-SNAPSHOT</version>
+			<version>1.1.0.M1</version>
 			<scope>test</scope>
 		</dependency>
 	</dependencies>
diff --git a/spring-cloud-stream-test-support-internal/pom.xml b/spring-cloud-stream-test-support-internal/pom.xml
index 40c551887..41feae406 100644
--- a/spring-cloud-stream-test-support-internal/pom.xml
+++ b/spring-cloud-stream-test-support-internal/pom.xml
@@ -4,7 +4,7 @@
 	<parent>
 		<groupId>org.springframework.cloud</groupId>
 		<artifactId>spring-cloud-stream-parent</artifactId>
-		<version>1.1.0.BUILD-SNAPSHOT</version>
+		<version>1.1.0.M1</version>
 	</parent>
 	<artifactId>spring-cloud-stream-test-support-internal</artifactId>
 	<description>Set of classes and utility code that may assist in testing both
diff --git a/spring-cloud-stream-test-support/pom.xml b/spring-cloud-stream-test-support/pom.xml
index 48325363d..6c1da4619 100644
--- a/spring-cloud-stream-test-support/pom.xml
+++ b/spring-cloud-stream-test-support/pom.xml
@@ -4,7 +4,7 @@
 	<parent>
 		<groupId>org.springframework.cloud</groupId>
 		<artifactId>spring-cloud-stream-parent</artifactId>
-		<version>1.1.0.BUILD-SNAPSHOT</version>
+		<version>1.1.0.M1</version>
 	</parent>
 	<artifactId>spring-cloud-stream-test-support</artifactId>
 	<description>A set of classes to ease testing of Spring Cloud Stream modules.</description>
diff --git a/spring-cloud-stream-tools/pom.xml b/spring-cloud-stream-tools/pom.xml
index 892cbcc6e..7fcd23bfa 100644
--- a/spring-cloud-stream-tools/pom.xml
+++ b/spring-cloud-stream-tools/pom.xml
@@ -9,7 +9,7 @@
     </parent>
 
     <artifactId>spring-cloud-stream-tools</artifactId>
-    <version>1.1.0.BUILD-SNAPSHOT</version>
+    <version>1.1.0.M1</version>
     <name>spring-cloud-stream-build-tools</name>
     <description>Spring Cloud Stream Build Tools</description>
 
diff --git a/spring-cloud-stream/pom.xml b/spring-cloud-stream/pom.xml
index 633f4daf3..df01c797d 100644
--- a/spring-cloud-stream/pom.xml
+++ b/spring-cloud-stream/pom.xml
@@ -10,7 +10,7 @@
 	<parent>
 		<groupId>org.springframework.cloud</groupId>
 		<artifactId>spring-cloud-stream-parent</artifactId>
-		<version>1.1.0.BUILD-SNAPSHOT</version>
+		<version>1.1.0.M1</version>
 	</parent>
 
 	<dependencies>