diff --git a/README.adoc b/README.adoc
index 78e9c7dfe..71493d83d 100644
--- a/README.adoc
+++ b/README.adoc
@@ -307,7 +307,6 @@ Consider the following example of a Logback configuration file (named https://gi
 						"span": "%X{X-B3-SpanId:-}",
 						"parent": "%X{X-B3-ParentSpanId:-}",
 						"exportable": "%X{X-Span-Export:-}",
-						"baggage": "%X{key:-}",
 						"pid": "${PID:-}",
 						"thread": "%thread",
 						"class": "%logger{40}",
@@ -889,7 +888,6 @@ Checkstyle rules are *disabled by default*. To add checkstyle to your project ju
                 <artifactId>spring-javaformat-maven-plugin</artifactId>
             </plugin>
             <plugin> <5>
-                <groupId>org.apache.maven.plugins</groupId>
                 <artifactId>maven-checkstyle-plugin</artifactId>
             </plugin>
         </plugins>
@@ -897,7 +895,6 @@ Checkstyle rules are *disabled by default*. To add checkstyle to your project ju
     <reporting>
         <plugins>
             <plugin> <5>
-                <groupId>org.apache.maven.plugins</groupId>
                 <artifactId>maven-checkstyle-plugin</artifactId>
             </plugin>
         </plugins>
diff --git a/benchmarks/pom.xml b/benchmarks/pom.xml
index 98ab380b7..3d95f0dcc 100644
--- a/benchmarks/pom.xml
+++ b/benchmarks/pom.xml
@@ -22,7 +22,7 @@
 	<name>Benchmarks</name>
 	<description>Benchmarks (JMH)</description>
 	<groupId>org.springframework.cloud</groupId>
-	<version>2.2.2.RELEASE</version>
+	<version>2.2.2.BUILD-SNAPSHOT</version>
 	<artifactId>benchmarks</artifactId>
 
 	<properties>
@@ -32,7 +32,7 @@
 		<sonar.skip>true</sonar.skip>
 		<maven.compiler.target>1.8</maven.compiler.target>
 		<maven.compiler.source>1.8</maven.compiler.source>
-		<spring-boot.version>2.2.5.RELEASE</spring-boot.version>
+		<spring-boot.version>2.3.0.BUILD-SNAPSHOT</spring-boot.version>
 		<brave.version>5.10.1</brave.version>
 		<okhttp.version>3.14.6</okhttp.version>
 	</properties>
diff --git a/docs/pom.xml b/docs/pom.xml
index 157d9da60..45c220e0d 100644
--- a/docs/pom.xml
+++ b/docs/pom.xml
@@ -22,7 +22,7 @@
 	<parent>
 		<groupId>org.springframework.cloud</groupId>
 		<artifactId>spring-cloud-sleuth</artifactId>
-		<version>2.2.2.RELEASE</version>
+		<version>2.2.2.BUILD-SNAPSHOT</version>
 	</parent>
 	<artifactId>spring-cloud-sleuth-docs</artifactId>
 	<packaging>pom</packaging>
diff --git a/docs/src/main/asciidoc/_configprops.adoc b/docs/src/main/asciidoc/_configprops.adoc
index 4b7ff8d51..2692e0e3c 100644
--- a/docs/src/main/asciidoc/_configprops.adoc
+++ b/docs/src/main/asciidoc/_configprops.adoc
@@ -12,11 +12,11 @@
 |spring.sleuth.feign.processor.enabled | true | Enable post processor that wraps Feign Context in its tracing representations.
 |spring.sleuth.grpc.enabled | true | Enable span information propagation when using GRPC.
 |spring.sleuth.http.enabled | true | 
-|spring.sleuth.http.legacy.enabled | false | 
+|spring.sleuth.http.legacy.enabled | false | Enables the legacy Sleuth setup.
 |spring.sleuth.hystrix.strategy.enabled | true | Enable custom HystrixConcurrencyStrategy that wraps all Callable instances into their Sleuth representative - the TraceCallable.
 |spring.sleuth.hystrix.strategy.passthrough | false | When enabled the tracing information is passed to the Hystrix execution threads but spans are not created for each execution.
 |spring.sleuth.integration.enabled | true | Enable Spring Integration sleuth instrumentation.
-|spring.sleuth.integration.patterns | [!hystrixStreamOutput*, *, !channel*] | An array of patterns against which channel names will be matched. @see org.springframework.integration.config.GlobalChannelInterceptor#patterns() Defaults to any channel name not matching the Hystrix Stream and functional Stream channel names.
+|spring.sleuth.integration.patterns | [!hystrixStreamOutput*, *] | An array of patterns against which channel names will be matched. @see org.springframework.integration.config.GlobalChannelInterceptor#patterns() Defaults to any channel name not matching the Hystrix Stream channel name.
 |spring.sleuth.integration.websockets.enabled | true | Enable tracing for WebSockets.
 |spring.sleuth.keys.http.headers |  | Additional headers that should be added as tags if they exist. If the header value is multi-valued, the tag value will be a comma-separated, single-quoted list.
 |spring.sleuth.keys.http.prefix | http. | Prefix for header names if they are added as tags.
diff --git a/pom.xml b/pom.xml
index d31662c1d..bf45ea181 100644
--- a/pom.xml
+++ b/pom.xml
@@ -21,7 +21,7 @@
 	<modelVersion>4.0.0</modelVersion>
 
 	<artifactId>spring-cloud-sleuth</artifactId>
-	<version>2.2.2.RELEASE</version>
+	<version>2.2.2.BUILD-SNAPSHOT</version>
 	<packaging>pom</packaging>
 	<name>Spring Cloud Sleuth</name>
 	<description>Spring Cloud Sleuth</description>
@@ -29,7 +29,7 @@
 	<parent>
 		<groupId>org.springframework.cloud</groupId>
 		<artifactId>spring-cloud-build</artifactId>
-		<version>2.2.3.RELEASE</version>
+		<version>2.2.2.BUILD-SNAPSHOT</version>
 		<relativePath/>
 		<!-- lookup parent from repository -->
 	</parent>
@@ -250,16 +250,16 @@
 		<maven.compiler.source>1.8</maven.compiler.source>
 		<maven.compiler.testTarget>1.8</maven.compiler.testTarget>
 		<maven.compiler.testSource>1.8</maven.compiler.testSource>
-		<spring-cloud-build.version>2.2.3.RELEASE</spring-cloud-build.version>
-		<spring-cloud-commons.version>2.2.2.RELEASE</spring-cloud-commons.version>
-		<spring-cloud-gateway.version>2.2.2.RELEASE</spring-cloud-gateway.version>
-		<spring-cloud-circuitbreaker.version>1.0.2.RELEASE</spring-cloud-circuitbreaker.version>
-		<spring-cloud-stream.version>Horsham.SR3</spring-cloud-stream.version>
-		<spring-cloud-netflix.version>2.2.2.RELEASE</spring-cloud-netflix.version>
-		<spring-cloud-openfeign.version>2.2.2.RELEASE</spring-cloud-openfeign.version>
+		<spring-cloud-build.version>2.2.2.BUILD-SNAPSHOT</spring-cloud-build.version>
+		<spring-cloud-commons.version>2.2.2.BUILD-SNAPSHOT</spring-cloud-commons.version>
+		<spring-cloud-gateway.version>2.2.2.BUILD-SNAPSHOT</spring-cloud-gateway.version>
+		<spring-cloud-circuitbreaker.version>1.0.1.BUILD-SNAPSHOT</spring-cloud-circuitbreaker.version>
+		<spring-cloud-stream.version>Horsham.BUILD-SNAPSHOT</spring-cloud-stream.version>
+		<spring-cloud-netflix.version>2.2.2.BUILD-SNAPSHOT</spring-cloud-netflix.version>
+		<spring-cloud-openfeign.version>2.2.2.BUILD-SNAPSHOT</spring-cloud-openfeign.version>
 		<brave.version>5.10.1</brave.version>
 		<spring-security-boot-autoconfigure.version>2.1.7.RELEASE</spring-security-boot-autoconfigure.version>
-		<spring-cloud-aws.version>2.2.1.RELEASE</spring-cloud-aws.version>
+		<spring-cloud-aws.version>2.2.2.BUILD-SNAPSHOT</spring-cloud-aws.version>
 		<disable.nohttp.checks>false</disable.nohttp.checks>
 		<okhttp.version>3.14.6</okhttp.version>
 		<mockwebserver.version>3.14.6</mockwebserver.version>
diff --git a/spring-cloud-sleuth-core/pom.xml b/spring-cloud-sleuth-core/pom.xml
index b1bea4f85..af72b90f3 100644
--- a/spring-cloud-sleuth-core/pom.xml
+++ b/spring-cloud-sleuth-core/pom.xml
@@ -31,7 +31,7 @@
 	<parent>
 		<groupId>org.springframework.cloud</groupId>
 		<artifactId>spring-cloud-sleuth</artifactId>
-		<version>2.2.2.RELEASE</version>
+		<version>2.2.2.BUILD-SNAPSHOT</version>
 		<relativePath>..</relativePath>
 	</parent>
 
diff --git a/spring-cloud-sleuth-dependencies/.flattened-pom.xml b/spring-cloud-sleuth-dependencies/.flattened-pom.xml
deleted file mode 100644
index 80f9738e2..000000000
--- a/spring-cloud-sleuth-dependencies/.flattened-pom.xml
+++ /dev/null
@@ -1,203 +0,0 @@
-<?xml version="1.0" encoding="UTF-8"?>
-<!--
-  ~ Copyright 2013-2018 the original author or authors.
-  ~
-  ~ Licensed under the Apache License, Version 2.0 (the "License");
-  ~ you may not use this file except in compliance with the License.
-  ~ You may obtain a copy of the License at
-  ~
-  ~      https://www.apache.org/licenses/LICENSE-2.0
-  ~
-  ~ Unless required by applicable law or agreed to in writing, software
-  ~ distributed under the License is distributed on an "AS IS" BASIS,
-  ~ WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-  ~ See the License for the specific language governing permissions and
-  ~ limitations under the License.
-  -->
-<project xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd" xmlns="http://maven.apache.org/POM/4.0.0"
-    xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance">
-  <modelVersion>4.0.0</modelVersion>
-  <parent>
-    <groupId>org.springframework.cloud</groupId>
-    <artifactId>spring-cloud-dependencies-parent</artifactId>
-    <version>2.2.3.RELEASE</version>
-    <relativePath></relativePath>
-  </parent>
-  <groupId>org.springframework.cloud</groupId>
-  <artifactId>spring-cloud-sleuth-dependencies</artifactId>
-  <version>2.2.2.RELEASE</version>
-  <packaging>pom</packaging>
-  <name>spring-cloud-sleuth-dependencies</name>
-  <description>Spring Cloud Sleuth Dependencies</description>
-  <url>https://projects.spring.io/spring-cloud/spring-cloud-sleuth-dependencies/</url>
-  <organization>
-    <name>Pivotal Software, Inc.</name>
-    <url>https://www.spring.io</url>
-  </organization>
-  <licenses>
-    <license>
-      <name>Apache License, Version 2.0</name>
-      <url>https://www.apache.org/licenses/LICENSE-2.0</url>
-      <comments>Copyright 2014-2015 the original author or authors.
-
-				Licensed under the Apache License, Version 2.0 (the "License");
-				you may not use this file except in compliance with the License.
-				You may obtain a copy of the License at
-
-				https://www.apache.org/licenses/LICENSE-2.0
-
-				Unless required by applicable law or agreed to in writing, software
-				distributed under the License is distributed on an "AS IS" BASIS,
-				WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or
-				implied.
-
-				See the License for the specific language governing permissions and
-				limitations under the License.</comments>
-    </license>
-  </licenses>
-  <developers>
-    <developer>
-      <id>dsyer</id>
-      <name>Dave Syer</name>
-      <email>dsyer at pivotal.io</email>
-      <organization>Pivotal Software, Inc.</organization>
-      <organizationUrl>https://www.spring.io</organizationUrl>
-      <roles>
-        <role>Project lead</role>
-      </roles>
-    </developer>
-    <developer>
-      <id>sgibb</id>
-      <name>Spencer Gibb</name>
-      <email>sgibb at pivotal.io</email>
-      <organization>Pivotal Software, Inc.</organization>
-      <organizationUrl>https://www.spring.io</organizationUrl>
-      <roles>
-        <role>Project lead</role>
-      </roles>
-    </developer>
-  </developers>
-  <scm>
-    <connection>scm:git:git://github.com/spring-cloud/spring-cloud-build.git/spring-cloud-sleuth-dependencies</connection>
-    <developerConnection>scm:git:ssh://git@github.com/spring-cloud/spring-cloud-build.git/spring-cloud-sleuth-dependencies</developerConnection>
-    <url>https://github.com/spring-cloud/spring-cloud-build/spring-cloud-sleuth-dependencies</url>
-  </scm>
-  <distributionManagement>
-    <repository>
-      <id>repo.spring.io</id>
-      <name>Spring Release Repository</name>
-      <url>https://repo.spring.io/libs-release-local</url>
-    </repository>
-    <snapshotRepository>
-      <id>repo.spring.io</id>
-      <name>Spring Snapshot Repository</name>
-      <url>https://repo.spring.io/libs-snapshot-local</url>
-    </snapshotRepository>
-    <site>
-      <id>spring-docs</id>
-      <url>scp://static.springframework.org/var/www/domains/springframework.org/static/htdocs/spring-cloud/docs/spring-cloud-dependencies-parent/2.2.3.RELEASE/spring-cloud-sleuth-dependencies</url>
-    </site>
-    <downloadUrl>https://github.com/spring-cloud</downloadUrl>
-  </distributionManagement>
-  <properties>
-    <brave.opentracing.version>0.35.1</brave.opentracing.version>
-    <grpc.spring.boot.version>3.4.1</grpc.spring.boot.version>
-    <brave.version>5.10.1</brave.version>
-  </properties>
-  <dependencyManagement>
-    <dependencies>
-      <dependency>
-        <groupId>org.springframework.cloud</groupId>
-        <artifactId>spring-cloud-sleuth-core</artifactId>
-        <version>${project.version}</version>
-      </dependency>
-      <dependency>
-        <groupId>org.springframework.cloud</groupId>
-        <artifactId>spring-cloud-sleuth-zipkin</artifactId>
-        <version>${project.version}</version>
-      </dependency>
-      <dependency>
-        <groupId>org.springframework.cloud</groupId>
-        <artifactId>spring-cloud-starter-zipkin</artifactId>
-        <version>${project.version}</version>
-      </dependency>
-      <dependency>
-        <groupId>org.springframework.cloud</groupId>
-        <artifactId>spring-cloud-starter-sleuth</artifactId>
-        <version>${project.version}</version>
-      </dependency>
-      <dependency>
-        <groupId>io.zipkin.brave</groupId>
-        <artifactId>brave-bom</artifactId>
-        <version>${brave.version}</version>
-        <type>pom</type>
-        <scope>import</scope>
-      </dependency>
-      <dependency>
-        <groupId>io.opentracing.brave</groupId>
-        <artifactId>brave-opentracing</artifactId>
-        <version>${brave.opentracing.version}</version>
-      </dependency>
-      <dependency>
-        <groupId>io.github.lognet</groupId>
-        <artifactId>grpc-spring-boot-starter</artifactId>
-        <version>${grpc.spring.boot.version}</version>
-      </dependency>
-    </dependencies>
-  </dependencyManagement>
-  <profiles>
-    <profile>
-      <id>spring</id>
-      <repositories>
-        <repository>
-          <releases>
-            <enabled>false</enabled>
-          </releases>
-          <snapshots>
-            <enabled>true</enabled>
-          </snapshots>
-          <id>spring-snapshots</id>
-          <name>Spring Snapshots</name>
-          <url>https://repo.spring.io/libs-snapshot-local</url>
-        </repository>
-        <repository>
-          <snapshots>
-            <enabled>false</enabled>
-          </snapshots>
-          <id>spring-milestones</id>
-          <name>Spring Milestones</name>
-          <url>https://repo.spring.io/libs-milestone-local</url>
-        </repository>
-        <repository>
-          <snapshots>
-            <enabled>false</enabled>
-          </snapshots>
-          <id>spring-releases</id>
-          <name>Spring Releases</name>
-          <url>https://repo.spring.io/release</url>
-        </repository>
-      </repositories>
-      <pluginRepositories>
-        <pluginRepository>
-          <releases>
-            <enabled>false</enabled>
-          </releases>
-          <snapshots>
-            <enabled>true</enabled>
-          </snapshots>
-          <id>spring-snapshots</id>
-          <name>Spring Snapshots</name>
-          <url>https://repo.spring.io/libs-snapshot-local</url>
-        </pluginRepository>
-        <pluginRepository>
-          <snapshots>
-            <enabled>false</enabled>
-          </snapshots>
-          <id>spring-milestones</id>
-          <name>Spring Milestones</name>
-          <url>https://repo.spring.io/libs-milestone-local</url>
-        </pluginRepository>
-      </pluginRepositories>
-    </profile>
-  </profiles>
-</project>
diff --git a/spring-cloud-sleuth-dependencies/pom.xml b/spring-cloud-sleuth-dependencies/pom.xml
index 1f62a7434..f71dfc761 100644
--- a/spring-cloud-sleuth-dependencies/pom.xml
+++ b/spring-cloud-sleuth-dependencies/pom.xml
@@ -22,11 +22,11 @@
 	<parent>
 		<artifactId>spring-cloud-dependencies-parent</artifactId>
 		<groupId>org.springframework.cloud</groupId>
-		<version>2.2.3.RELEASE</version>
+		<version>2.2.1.RELEASE</version>
 		<relativePath/>
 	</parent>
 	<artifactId>spring-cloud-sleuth-dependencies</artifactId>
-	<version>2.2.2.RELEASE</version>
+	<version>2.2.2.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 ebee961b8..0390daa62 100644
--- a/spring-cloud-sleuth-samples/pom.xml
+++ b/spring-cloud-sleuth-samples/pom.xml
@@ -28,7 +28,7 @@
 	<parent>
 		<groupId>org.springframework.cloud</groupId>
 		<artifactId>spring-cloud-sleuth</artifactId>
-		<version>2.2.2.RELEASE</version>
+		<version>2.2.2.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 71b020c42..f9b6f6a2a 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
@@ -28,7 +28,7 @@
 	<parent>
 		<groupId>org.springframework.cloud</groupId>
 		<artifactId>spring-cloud-sleuth-samples</artifactId>
-		<version>2.2.2.RELEASE</version>
+		<version>2.2.2.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 89c13a0ba..6a83d881c 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>2.2.2.RELEASE</version>
+		<version>2.2.2.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 2a24cdd75..428307d5f 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>2.2.2.RELEASE</version>
+		<version>2.2.2.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 46ecc798b..9469ac2c4 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>2.2.2.RELEASE</version>
+		<version>2.2.2.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 aed06a3aa..d4f15e8ae 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>2.2.2.RELEASE</version>
+		<version>2.2.2.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 928a4e8fc..a71e7e406 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
@@ -28,7 +28,7 @@
 	<parent>
 		<groupId>org.springframework.cloud</groupId>
 		<artifactId>spring-cloud-sleuth-samples</artifactId>
-		<version>2.2.2.RELEASE</version>
+		<version>2.2.2.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 58d020906..0867149df 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>2.2.2.RELEASE</version>
+		<version>2.2.2.BUILD-SNAPSHOT</version>
 		<relativePath>..</relativePath>
 	</parent>
 
diff --git a/spring-cloud-sleuth-zipkin/pom.xml b/spring-cloud-sleuth-zipkin/pom.xml
index 9c9f1eb69..5412d198f 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>2.2.2.RELEASE</version>
+		<version>2.2.2.BUILD-SNAPSHOT</version>
 		<relativePath>..</relativePath>
 	</parent>
 
diff --git a/spring-cloud-starter-sleuth/pom.xml b/spring-cloud-starter-sleuth/pom.xml
index 5164914c8..a19c15fd5 100644
--- a/spring-cloud-starter-sleuth/pom.xml
+++ b/spring-cloud-starter-sleuth/pom.xml
@@ -22,7 +22,7 @@
 	<parent>
 		<groupId>org.springframework.cloud</groupId>
 		<artifactId>spring-cloud-sleuth</artifactId>
-		<version>2.2.2.RELEASE</version>
+		<version>2.2.2.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 2a45d7d65..22f67d6c4 100644
--- a/spring-cloud-starter-zipkin/pom.xml
+++ b/spring-cloud-starter-zipkin/pom.xml
@@ -22,7 +22,7 @@
 	<parent>
 		<groupId>org.springframework.cloud</groupId>
 		<artifactId>spring-cloud-sleuth</artifactId>
-		<version>2.2.2.RELEASE</version>
+		<version>2.2.2.BUILD-SNAPSHOT</version>
 		<relativePath>..</relativePath>
 	</parent>
 	<artifactId>spring-cloud-starter-zipkin</artifactId>
diff --git a/tests/pom.xml b/tests/pom.xml
index b195b4d58..d08eba732 100644
--- a/tests/pom.xml
+++ b/tests/pom.xml
@@ -30,7 +30,7 @@
 	<parent>
 		<groupId>org.springframework.cloud</groupId>
 		<artifactId>spring-cloud-sleuth</artifactId>
-		<version>2.2.2.RELEASE</version>
+		<version>2.2.2.BUILD-SNAPSHOT</version>
 		<relativePath>..</relativePath>
 	</parent>
 
diff --git a/tests/spring-cloud-sleuth-instrumentation-async-tests/pom.xml b/tests/spring-cloud-sleuth-instrumentation-async-tests/pom.xml
index 114672696..83b5c30cb 100644
--- a/tests/spring-cloud-sleuth-instrumentation-async-tests/pom.xml
+++ b/tests/spring-cloud-sleuth-instrumentation-async-tests/pom.xml
@@ -30,7 +30,7 @@
 	<parent>
 		<groupId>org.springframework.cloud</groupId>
 		<artifactId>spring-cloud-sleuth-tests</artifactId>
-		<version>2.2.2.RELEASE</version>
+		<version>2.2.2.BUILD-SNAPSHOT</version>
 		<relativePath>..</relativePath>
 	</parent>
 
diff --git a/tests/spring-cloud-sleuth-instrumentation-feign-tests/pom.xml b/tests/spring-cloud-sleuth-instrumentation-feign-tests/pom.xml
index 68f04b1a4..17cf6232b 100644
--- a/tests/spring-cloud-sleuth-instrumentation-feign-tests/pom.xml
+++ b/tests/spring-cloud-sleuth-instrumentation-feign-tests/pom.xml
@@ -30,7 +30,7 @@
 	<parent>
 		<groupId>org.springframework.cloud</groupId>
 		<artifactId>spring-cloud-sleuth-tests</artifactId>
-		<version>2.2.2.RELEASE</version>
+		<version>2.2.2.BUILD-SNAPSHOT</version>
 		<relativePath>..</relativePath>
 	</parent>
 
diff --git a/tests/spring-cloud-sleuth-instrumentation-grpc-tests/pom.xml b/tests/spring-cloud-sleuth-instrumentation-grpc-tests/pom.xml
index 636adb7fa..df04dc0fb 100644
--- a/tests/spring-cloud-sleuth-instrumentation-grpc-tests/pom.xml
+++ b/tests/spring-cloud-sleuth-instrumentation-grpc-tests/pom.xml
@@ -30,7 +30,7 @@
 	<parent>
 		<groupId>org.springframework.cloud</groupId>
 		<artifactId>spring-cloud-sleuth-tests</artifactId>
-		<version>2.2.2.RELEASE</version>
+		<version>2.2.2.BUILD-SNAPSHOT</version>
 		<relativePath>..</relativePath>
 	</parent>
 
diff --git a/tests/spring-cloud-sleuth-instrumentation-hystrix-tests/pom.xml b/tests/spring-cloud-sleuth-instrumentation-hystrix-tests/pom.xml
index 9fbadfc8d..a6d6c31da 100644
--- a/tests/spring-cloud-sleuth-instrumentation-hystrix-tests/pom.xml
+++ b/tests/spring-cloud-sleuth-instrumentation-hystrix-tests/pom.xml
@@ -30,7 +30,7 @@
 	<parent>
 		<groupId>org.springframework.cloud</groupId>
 		<artifactId>spring-cloud-sleuth-tests</artifactId>
-		<version>2.2.2.RELEASE</version>
+		<version>2.2.2.BUILD-SNAPSHOT</version>
 		<relativePath>..</relativePath>
 	</parent>
 
diff --git a/tests/spring-cloud-sleuth-instrumentation-lettuce-tests/pom.xml b/tests/spring-cloud-sleuth-instrumentation-lettuce-tests/pom.xml
index b365814c5..0efc8054a 100644
--- a/tests/spring-cloud-sleuth-instrumentation-lettuce-tests/pom.xml
+++ b/tests/spring-cloud-sleuth-instrumentation-lettuce-tests/pom.xml
@@ -30,7 +30,7 @@
 	<parent>
 		<groupId>org.springframework.cloud</groupId>
 		<artifactId>spring-cloud-sleuth-tests</artifactId>
-		<version>2.2.2.RELEASE</version>
+		<version>2.2.2.BUILD-SNAPSHOT</version>
 		<relativePath>..</relativePath>
 	</parent>
 
diff --git a/tests/spring-cloud-sleuth-instrumentation-messaging-tests/pom.xml b/tests/spring-cloud-sleuth-instrumentation-messaging-tests/pom.xml
index 1d9a16729..9133fe704 100644
--- a/tests/spring-cloud-sleuth-instrumentation-messaging-tests/pom.xml
+++ b/tests/spring-cloud-sleuth-instrumentation-messaging-tests/pom.xml
@@ -31,7 +31,7 @@ https://www.w3.org/2001/XMLSchema-instance ">
 	<parent>
 		<groupId>org.springframework.cloud</groupId>
 		<artifactId>spring-cloud-sleuth-tests</artifactId>
-		<version>2.2.2.RELEASE</version>
+		<version>2.2.2.BUILD-SNAPSHOT</version>
 		<relativePath>..</relativePath>
 	</parent>
 
diff --git a/tests/spring-cloud-sleuth-instrumentation-mvc-tests/pom.xml b/tests/spring-cloud-sleuth-instrumentation-mvc-tests/pom.xml
index b26cc3771..8e2163a5d 100644
--- a/tests/spring-cloud-sleuth-instrumentation-mvc-tests/pom.xml
+++ b/tests/spring-cloud-sleuth-instrumentation-mvc-tests/pom.xml
@@ -30,7 +30,7 @@
 	<parent>
 		<groupId>org.springframework.cloud</groupId>
 		<artifactId>spring-cloud-sleuth-tests</artifactId>
-		<version>2.2.2.RELEASE</version>
+		<version>2.2.2.BUILD-SNAPSHOT</version>
 		<relativePath>..</relativePath>
 	</parent>
 
diff --git a/tests/spring-cloud-sleuth-instrumentation-reactor-tests/pom.xml b/tests/spring-cloud-sleuth-instrumentation-reactor-tests/pom.xml
index 97af4fdec..85fd25178 100644
--- a/tests/spring-cloud-sleuth-instrumentation-reactor-tests/pom.xml
+++ b/tests/spring-cloud-sleuth-instrumentation-reactor-tests/pom.xml
@@ -30,7 +30,7 @@
 	<parent>
 		<groupId>org.springframework.cloud</groupId>
 		<artifactId>spring-cloud-sleuth-tests</artifactId>
-		<version>2.2.2.RELEASE</version>
+		<version>2.2.2.BUILD-SNAPSHOT</version>
 		<relativePath>..</relativePath>
 	</parent>
 
diff --git a/tests/spring-cloud-sleuth-instrumentation-rpc-tests/pom.xml b/tests/spring-cloud-sleuth-instrumentation-rpc-tests/pom.xml
index 4853325d8..60c648ac3 100644
--- a/tests/spring-cloud-sleuth-instrumentation-rpc-tests/pom.xml
+++ b/tests/spring-cloud-sleuth-instrumentation-rpc-tests/pom.xml
@@ -30,7 +30,7 @@
 	<parent>
 		<groupId>org.springframework.cloud</groupId>
 		<artifactId>spring-cloud-sleuth-tests</artifactId>
-		<version>2.2.2.RELEASE</version>
+		<version>2.2.2.BUILD-SNAPSHOT</version>
 		<relativePath>..</relativePath>
 	</parent>
 
diff --git a/tests/spring-cloud-sleuth-instrumentation-rxjava-tests/pom.xml b/tests/spring-cloud-sleuth-instrumentation-rxjava-tests/pom.xml
index 21d623804..1835a004a 100644
--- a/tests/spring-cloud-sleuth-instrumentation-rxjava-tests/pom.xml
+++ b/tests/spring-cloud-sleuth-instrumentation-rxjava-tests/pom.xml
@@ -30,7 +30,7 @@
 	<parent>
 		<groupId>org.springframework.cloud</groupId>
 		<artifactId>spring-cloud-sleuth-tests</artifactId>
-		<version>2.2.2.RELEASE</version>
+		<version>2.2.2.BUILD-SNAPSHOT</version>
 		<relativePath>..</relativePath>
 	</parent>
 
diff --git a/tests/spring-cloud-sleuth-instrumentation-scheduling-tests/pom.xml b/tests/spring-cloud-sleuth-instrumentation-scheduling-tests/pom.xml
index 3b9cb74e5..edb74b25f 100644
--- a/tests/spring-cloud-sleuth-instrumentation-scheduling-tests/pom.xml
+++ b/tests/spring-cloud-sleuth-instrumentation-scheduling-tests/pom.xml
@@ -30,7 +30,7 @@
 	<parent>
 		<groupId>org.springframework.cloud</groupId>
 		<artifactId>spring-cloud-sleuth-tests</artifactId>
-		<version>2.2.2.RELEASE</version>
+		<version>2.2.2.BUILD-SNAPSHOT</version>
 		<relativePath>..</relativePath>
 	</parent>
 
diff --git a/tests/spring-cloud-sleuth-instrumentation-webflux-tests/pom.xml b/tests/spring-cloud-sleuth-instrumentation-webflux-tests/pom.xml
index dbf1a21e5..2d4c79a35 100644
--- a/tests/spring-cloud-sleuth-instrumentation-webflux-tests/pom.xml
+++ b/tests/spring-cloud-sleuth-instrumentation-webflux-tests/pom.xml
@@ -30,7 +30,7 @@
 	<parent>
 		<groupId>org.springframework.cloud</groupId>
 		<artifactId>spring-cloud-sleuth-tests</artifactId>
-		<version>2.2.2.RELEASE</version>
+		<version>2.2.2.BUILD-SNAPSHOT</version>
 		<relativePath>..</relativePath>
 	</parent>
 
diff --git a/tests/spring-cloud-sleuth-instrumentation-zuul-tests/pom.xml b/tests/spring-cloud-sleuth-instrumentation-zuul-tests/pom.xml
index 6bb96318c..192aff8d3 100644
--- a/tests/spring-cloud-sleuth-instrumentation-zuul-tests/pom.xml
+++ b/tests/spring-cloud-sleuth-instrumentation-zuul-tests/pom.xml
@@ -30,7 +30,7 @@
 	<parent>
 		<groupId>org.springframework.cloud</groupId>
 		<artifactId>spring-cloud-sleuth-tests</artifactId>
-		<version>2.2.2.RELEASE</version>
+		<version>2.2.2.BUILD-SNAPSHOT</version>
 		<relativePath>..</relativePath>
 	</parent>