diff --git a/README.adoc b/README.adoc
index ab8207b34..4b30082a6 100644
--- a/README.adoc
+++ b/README.adoc
@@ -322,7 +322,6 @@ Example of setting baggage on a span:
 ----
 Span initialSpan = this.tracer.createSpan("span");
 initialSpan.setBaggageItem("foo", "bar");
-initialSpan.setBaggageItem("UPPER_CASE", "someValue");
 ----
 
 ===== Baggage vs. Span Tags
diff --git a/benchmarks/pom.xml b/benchmarks/pom.xml
index 5a7c28842..eaac8146e 100644
--- a/benchmarks/pom.xml
+++ b/benchmarks/pom.xml
@@ -17,7 +17,7 @@
 	<name>Benchmarks</name>
 	<description>Benchmarks (JMH)</description>
 	<groupId>org.springframework.cloud</groupId>
-	<version>1.2.2.RELEASE</version>
+	<version>1.2.3.BUILD-SNAPSHOT</version>
 	<artifactId>benchmarks</artifactId>
 
 	<properties>
diff --git a/docs/pom.xml b/docs/pom.xml
index 12f494971..b61255ca1 100644
--- a/docs/pom.xml
+++ b/docs/pom.xml
@@ -5,7 +5,7 @@
 	<parent>
 		<groupId>org.springframework.cloud</groupId>
 		<artifactId>spring-cloud-sleuth</artifactId>
-		<version>1.2.2.RELEASE</version>
+		<version>1.2.3.BUILD-SNAPSHOT</version>
 	</parent>
 	<artifactId>spring-cloud-sleuth-docs</artifactId>
 	<packaging>pom</packaging>
diff --git a/pom.xml b/pom.xml
index f7df85e42..3d10daaae 100644
--- a/pom.xml
+++ b/pom.xml
@@ -5,7 +5,7 @@
 	<modelVersion>4.0.0</modelVersion>
 
 	<artifactId>spring-cloud-sleuth</artifactId>
-	<version>1.2.2.RELEASE</version>
+	<version>1.2.3.BUILD-SNAPSHOT</version>
 	<packaging>pom</packaging>
 	<name>Spring Cloud Sleuth</name>
 	<description>Spring Cloud Sleuth</description>
@@ -13,7 +13,7 @@
 	<parent>
 		<groupId>org.springframework.cloud</groupId>
 		<artifactId>spring-cloud-build</artifactId>
-		<version>1.3.3.RELEASE</version>
+		<version>1.3.3.BUILD-SNAPSHOT</version>
 		<relativePath/>
 		<!-- lookup parent from repository -->
 	</parent>
@@ -234,10 +234,10 @@
 		<maven.compiler.testSource>1.8</maven.compiler.testSource>
 		<surefire.plugin.version>2.19.1</surefire.plugin.version>
 		<checkstyle.version>2.17</checkstyle.version>
-		<spring-cloud-build.version>1.3.3.RELEASE</spring-cloud-build.version>
-		<spring-cloud-commons.version>1.2.3.RELEASE</spring-cloud-commons.version>
-		<spring-cloud-stream.version>Chelsea.SR2</spring-cloud-stream.version>
-		<spring-cloud-netflix.version>1.3.2.RELEASE</spring-cloud-netflix.version>
+		<spring-cloud-build.version>1.3.3.BUILD-SNAPSHOT</spring-cloud-build.version>
+		<spring-cloud-commons.version>1.2.3.BUILD-SNAPSHOT</spring-cloud-commons.version>
+		<spring-cloud-stream.version>Chelsea.BUILD-SNAPSHOT</spring-cloud-stream.version>
+		<spring-cloud-netflix.version>1.4.0.BUILD-SNAPSHOT</spring-cloud-netflix.version>
 	</properties>
 
 	<profiles>
diff --git a/spring-cloud-sleuth-core/pom.xml b/spring-cloud-sleuth-core/pom.xml
index 03923df49..d06d4433b 100644
--- a/spring-cloud-sleuth-core/pom.xml
+++ b/spring-cloud-sleuth-core/pom.xml
@@ -11,7 +11,7 @@
 	<parent>
 		<groupId>org.springframework.cloud</groupId>
 		<artifactId>spring-cloud-sleuth</artifactId>
-		<version>1.2.2.RELEASE</version>
+		<version>1.2.3.BUILD-SNAPSHOT</version>
 		<relativePath>..</relativePath>
 	</parent>
 
diff --git a/spring-cloud-sleuth-dependencies/pom.xml b/spring-cloud-sleuth-dependencies/pom.xml
index a5107476d..af33392b0 100644
--- a/spring-cloud-sleuth-dependencies/pom.xml
+++ b/spring-cloud-sleuth-dependencies/pom.xml
@@ -5,11 +5,11 @@
 	<parent>
 		<artifactId>spring-cloud-dependencies-parent</artifactId>
 		<groupId>org.springframework.cloud</groupId>
-		<version>1.3.3.RELEASE</version>
+		<version>1.3.3.BUILD-SNAPSHOT</version>
         <relativePath/>
 	</parent>
 	<artifactId>spring-cloud-sleuth-dependencies</artifactId>
-	<version>1.2.2.RELEASE</version>
+	<version>1.2.3.BUILD-SNAPSHOT</version>
 	<packaging>pom</packaging>
 	<name>spring-cloud-sleuth-dependencies</name>
 	<description>Spring Cloud Sleuth Dependencies</description>
diff --git a/spring-cloud-sleuth-samples/pom.xml b/spring-cloud-sleuth-samples/pom.xml
index ad9ed06f6..3d15e8c33 100644
--- a/spring-cloud-sleuth-samples/pom.xml
+++ b/spring-cloud-sleuth-samples/pom.xml
@@ -12,7 +12,7 @@
 	<parent>
 		<groupId>org.springframework.cloud</groupId>
 		<artifactId>spring-cloud-sleuth</artifactId>
-		<version>1.2.2.RELEASE</version>
+		<version>1.2.3.BUILD-SNAPSHOT</version>
 		<relativePath>..</relativePath>
 	</parent>
 
diff --git a/spring-cloud-sleuth-samples/spring-cloud-sleuth-sample-feign/pom.xml b/spring-cloud-sleuth-samples/spring-cloud-sleuth-sample-feign/pom.xml
index d993c3d20..ae9de5a06 100644
--- a/spring-cloud-sleuth-samples/spring-cloud-sleuth-sample-feign/pom.xml
+++ b/spring-cloud-sleuth-samples/spring-cloud-sleuth-sample-feign/pom.xml
@@ -20,7 +20,7 @@
 	<parent>
 		<groupId>org.springframework.cloud</groupId>
 		<artifactId>spring-cloud-sleuth-samples</artifactId>
-		<version>1.2.2.RELEASE</version>
+		<version>1.2.3.BUILD-SNAPSHOT</version>
 		<relativePath>..</relativePath>
 	</parent>
 
diff --git a/spring-cloud-sleuth-samples/spring-cloud-sleuth-sample-messaging/pom.xml b/spring-cloud-sleuth-samples/spring-cloud-sleuth-sample-messaging/pom.xml
index 2f3946a24..a3dc84bce 100644
--- a/spring-cloud-sleuth-samples/spring-cloud-sleuth-sample-messaging/pom.xml
+++ b/spring-cloud-sleuth-samples/spring-cloud-sleuth-sample-messaging/pom.xml
@@ -28,7 +28,7 @@
 	<parent>
 		<groupId>org.springframework.cloud</groupId>
 		<artifactId>spring-cloud-sleuth-samples</artifactId>
-		<version>1.2.2.RELEASE</version>
+		<version>1.2.3.BUILD-SNAPSHOT</version>
 		<relativePath>..</relativePath>
 	</parent>
 
diff --git a/spring-cloud-sleuth-samples/spring-cloud-sleuth-sample-ribbon/pom.xml b/spring-cloud-sleuth-samples/spring-cloud-sleuth-sample-ribbon/pom.xml
index 298bc831f..f198b7b4e 100644
--- a/spring-cloud-sleuth-samples/spring-cloud-sleuth-sample-ribbon/pom.xml
+++ b/spring-cloud-sleuth-samples/spring-cloud-sleuth-sample-ribbon/pom.xml
@@ -28,7 +28,7 @@
 	<parent>
 		<groupId>org.springframework.cloud</groupId>
 		<artifactId>spring-cloud-sleuth-samples</artifactId>
-		<version>1.2.2.RELEASE</version>
+		<version>1.2.3.BUILD-SNAPSHOT</version>
 		<relativePath>..</relativePath>
 	</parent>
 
diff --git a/spring-cloud-sleuth-samples/spring-cloud-sleuth-sample-stream/pom.xml b/spring-cloud-sleuth-samples/spring-cloud-sleuth-sample-stream/pom.xml
index b6916ccd9..ed8e6a662 100644
--- a/spring-cloud-sleuth-samples/spring-cloud-sleuth-sample-stream/pom.xml
+++ b/spring-cloud-sleuth-samples/spring-cloud-sleuth-sample-stream/pom.xml
@@ -28,7 +28,7 @@
 	<parent>
 		<groupId>org.springframework.cloud</groupId>
 		<artifactId>spring-cloud-sleuth-samples</artifactId>
-		<version>1.2.2.RELEASE</version>
+		<version>1.2.3.BUILD-SNAPSHOT</version>
 		<relativePath>..</relativePath>
 	</parent>
 
diff --git a/spring-cloud-sleuth-samples/spring-cloud-sleuth-sample-test-core/pom.xml b/spring-cloud-sleuth-samples/spring-cloud-sleuth-sample-test-core/pom.xml
index 848e8d873..c862374d5 100644
--- a/spring-cloud-sleuth-samples/spring-cloud-sleuth-sample-test-core/pom.xml
+++ b/spring-cloud-sleuth-samples/spring-cloud-sleuth-sample-test-core/pom.xml
@@ -28,7 +28,7 @@
 	<parent>
 		<groupId>org.springframework.cloud</groupId>
 		<artifactId>spring-cloud-sleuth-samples</artifactId>
-		<version>1.2.2.RELEASE</version>
+		<version>1.2.3.BUILD-SNAPSHOT</version>
 		<relativePath>..</relativePath>
 	</parent>
 
diff --git a/spring-cloud-sleuth-samples/spring-cloud-sleuth-sample-websocket/pom.xml b/spring-cloud-sleuth-samples/spring-cloud-sleuth-sample-websocket/pom.xml
index dd25a19f5..386be1571 100644
--- a/spring-cloud-sleuth-samples/spring-cloud-sleuth-sample-websocket/pom.xml
+++ b/spring-cloud-sleuth-samples/spring-cloud-sleuth-sample-websocket/pom.xml
@@ -28,7 +28,7 @@
 	<parent>
 		<groupId>org.springframework.cloud</groupId>
 		<artifactId>spring-cloud-sleuth-samples</artifactId>
-		<version>1.2.2.RELEASE</version>
+		<version>1.2.3.BUILD-SNAPSHOT</version>
 		<relativePath>..</relativePath>
 	</parent>
 
diff --git a/spring-cloud-sleuth-samples/spring-cloud-sleuth-sample-zipkin-stream/pom.xml b/spring-cloud-sleuth-samples/spring-cloud-sleuth-sample-zipkin-stream/pom.xml
index 7fef038bb..07731a621 100644
--- a/spring-cloud-sleuth-samples/spring-cloud-sleuth-sample-zipkin-stream/pom.xml
+++ b/spring-cloud-sleuth-samples/spring-cloud-sleuth-sample-zipkin-stream/pom.xml
@@ -28,7 +28,7 @@
 	<parent>
 		<groupId>org.springframework.cloud</groupId>
 		<artifactId>spring-cloud-sleuth-samples</artifactId>
-		<version>1.2.2.RELEASE</version>
+		<version>1.2.3.BUILD-SNAPSHOT</version>
 		<relativePath>..</relativePath>
 	</parent>
 
diff --git a/spring-cloud-sleuth-samples/spring-cloud-sleuth-sample-zipkin/pom.xml b/spring-cloud-sleuth-samples/spring-cloud-sleuth-sample-zipkin/pom.xml
index bd332554f..d6f663dfd 100644
--- a/spring-cloud-sleuth-samples/spring-cloud-sleuth-sample-zipkin/pom.xml
+++ b/spring-cloud-sleuth-samples/spring-cloud-sleuth-sample-zipkin/pom.xml
@@ -27,7 +27,7 @@
 	<parent>
 		<groupId>org.springframework.cloud</groupId>
 		<artifactId>spring-cloud-sleuth-samples</artifactId>
-		<version>1.2.2.RELEASE</version>
+		<version>1.2.3.BUILD-SNAPSHOT</version>
 		<relativePath>..</relativePath>
 	</parent>
 
diff --git a/spring-cloud-sleuth-samples/spring-cloud-sleuth-sample/pom.xml b/spring-cloud-sleuth-samples/spring-cloud-sleuth-sample/pom.xml
index 5baa4d694..6a25c5a93 100644
--- a/spring-cloud-sleuth-samples/spring-cloud-sleuth-sample/pom.xml
+++ b/spring-cloud-sleuth-samples/spring-cloud-sleuth-sample/pom.xml
@@ -28,7 +28,7 @@
 	<parent>
 		<groupId>org.springframework.cloud</groupId>
 		<artifactId>spring-cloud-sleuth-samples</artifactId>
-		<version>1.2.2.RELEASE</version>
+		<version>1.2.3.BUILD-SNAPSHOT</version>
 		<relativePath>..</relativePath>
 	</parent>
 
diff --git a/spring-cloud-sleuth-stream/pom.xml b/spring-cloud-sleuth-stream/pom.xml
index 5110fe681..14868e661 100644
--- a/spring-cloud-sleuth-stream/pom.xml
+++ b/spring-cloud-sleuth-stream/pom.xml
@@ -12,7 +12,7 @@
 	<parent>
 		<groupId>org.springframework.cloud</groupId>
 		<artifactId>spring-cloud-sleuth</artifactId>
-		<version>1.2.2.RELEASE</version>
+		<version>1.2.3.BUILD-SNAPSHOT</version>
 	</parent>
 
 	<dependencies>
diff --git a/spring-cloud-sleuth-zipkin-stream/pom.xml b/spring-cloud-sleuth-zipkin-stream/pom.xml
index 2dde7595b..820ccd142 100644
--- a/spring-cloud-sleuth-zipkin-stream/pom.xml
+++ b/spring-cloud-sleuth-zipkin-stream/pom.xml
@@ -12,7 +12,7 @@
 	<parent>
 		<groupId>org.springframework.cloud</groupId>
 		<artifactId>spring-cloud-sleuth</artifactId>
-		<version>1.2.2.RELEASE</version>
+		<version>1.2.3.BUILD-SNAPSHOT</version>
 	</parent>
 
 	<properties>
diff --git a/spring-cloud-sleuth-zipkin/pom.xml b/spring-cloud-sleuth-zipkin/pom.xml
index 46d37541b..c6448f830 100644
--- a/spring-cloud-sleuth-zipkin/pom.xml
+++ b/spring-cloud-sleuth-zipkin/pom.xml
@@ -28,7 +28,7 @@
 	<parent>
 		<groupId>org.springframework.cloud</groupId>
 		<artifactId>spring-cloud-sleuth</artifactId>
-		<version>1.2.2.RELEASE</version>
+		<version>1.2.3.BUILD-SNAPSHOT</version>
 		<relativePath>..</relativePath>
 	</parent>
 
diff --git a/spring-cloud-starter-sleuth/pom.xml b/spring-cloud-starter-sleuth/pom.xml
index 2c801ad87..b7d918cf2 100644
--- a/spring-cloud-starter-sleuth/pom.xml
+++ b/spring-cloud-starter-sleuth/pom.xml
@@ -5,7 +5,7 @@
 	<parent>
 		<groupId>org.springframework.cloud</groupId>
 		<artifactId>spring-cloud-sleuth</artifactId>
-		<version>1.2.2.RELEASE</version>
+		<version>1.2.3.BUILD-SNAPSHOT</version>
 		<relativePath>..</relativePath>
 	</parent>
 	<artifactId>spring-cloud-starter-sleuth</artifactId>
diff --git a/spring-cloud-starter-zipkin/pom.xml b/spring-cloud-starter-zipkin/pom.xml
index f92e74bb1..a93a5a15f 100644
--- a/spring-cloud-starter-zipkin/pom.xml
+++ b/spring-cloud-starter-zipkin/pom.xml
@@ -5,7 +5,7 @@
 	<parent>
 		<groupId>org.springframework.cloud</groupId>
 		<artifactId>spring-cloud-sleuth</artifactId>
-		<version>1.2.2.RELEASE</version>
+		<version>1.2.3.BUILD-SNAPSHOT</version>
 		<relativePath>..</relativePath>
 	</parent>
 	<artifactId>spring-cloud-starter-zipkin</artifactId>