diff --git a/README.adoc b/README.adoc
index 431d9838b..71493d83d 100644
--- a/README.adoc
+++ b/README.adoc
@@ -303,9 +303,10 @@ Consider the following example of a Logback configuration file (named https://gi
 						{
 						"severity": "%level",
 						"service": "${springAppName:-}",
-						"trace": "%X{traceId:-}",
-						"span": "%X{spanId:-}",
-						"baggage": "%X{key:-}",
+						"trace": "%X{X-B3-TraceId:-}",
+						"span": "%X{X-B3-SpanId:-}",
+						"parent": "%X{X-B3-ParentSpanId:-}",
+						"exportable": "%X{X-Span-Export:-}",
 						"pid": "${PID:-}",
 						"thread": "%thread",
 						"class": "%logger{40}",
@@ -767,11 +768,6 @@ https://eclipse.org[Eclipse] when working with the code. We use the
 https://eclipse.org/m2e/[m2eclipse] eclipse plugin for maven support. Other IDEs and tools
 should also work without issue as long as they use Maven 3.3.3 or better.
 
-==== Activate the Spring Maven profile
-Spring Cloud projects require the 'spring' Maven profile to be activated to resolve
-the spring milestone and snapshot repositories. Use your preferred IDE to set this
-profile to be active, or you may experience build errors.
-
 ==== Importing into eclipse with m2eclipse
 We recommend the https://eclipse.org/m2e/[m2eclipse] eclipse plugin when working with
 eclipse. If you don't already have m2eclipse installed it is available from the "eclipse
@@ -892,7 +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>
@@ -900,7 +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 247c09f56..aa2e9f848 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>2.2.3.RELEASE</version>
+	<version>2.2.3.BUILD-SNAPSHOT</version>
 	<artifactId>benchmarks</artifactId>
 
 	<properties>
diff --git a/docs/pom.xml b/docs/pom.xml
index feec08788..87c96433c 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>2.2.3.RELEASE</version>
+		<version>2.2.3.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 d0537510e..1fe0eef0f 100644
--- a/docs/src/main/asciidoc/_configprops.adoc
+++ b/docs/src/main/asciidoc/_configprops.adoc
@@ -16,7 +16,7 @@
 |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.
@@ -33,13 +33,12 @@
 |spring.sleuth.messaging.rabbit.remote-service-name | rabbitmq | 
 |spring.sleuth.opentracing.enabled | true | 
 |spring.sleuth.propagation-keys |  | List of fields that are referenced the same in-process as it is on the wire. For example, the name "x-vcap-request-id" would be set as-is including the prefix. <p> Note: {@code fieldName} will be implicitly lower-cased. @see brave.propagation.ExtraFieldPropagation.FactoryBuilder#addField(String)
-|spring.sleuth.propagation.tag.enabled | true | Enables a {@link TagPropagationFinishedSpanHandler} that adds extra propagated fields to span tags.
+|spring.sleuth.propagation.tag.enabled | true | Enables a {@link TagPropagationSpanHandler} that adds extra propagated fields to span tags.
 |spring.sleuth.propagation.tag.whitelisted-keys |  | A list of keys to be put from extra propagation fields to span tags.
 |spring.sleuth.reactor.decorate-on-each | true | When true decorates on each operator, will be less performing, but logging will always contain the tracing entries in each operator. When false decorates on last operator, will be more performing, but logging might not always contain the tracing entries.
 |spring.sleuth.reactor.enabled | true | When true enables instrumentation for reactor.
 |spring.sleuth.redis.enabled | true | Enable span information propagation when using Redis.
 |spring.sleuth.redis.remote-service-name | redis | Service name for the remote Redis endpoint.
-|spring.sleuth.rpc.enabled | true | Enable tracing of RPC.
 |spring.sleuth.rxjava.schedulers.hook.enabled | true | Enable support for RxJava via RxJavaSchedulersHook.
 |spring.sleuth.rxjava.schedulers.ignoredthreads | [HystrixMetricPoller, ^RxComputation.*$] | Thread names for which spans will not be sampled.
 |spring.sleuth.sampler.probability |  | Probability of requests that should be sampled. E.g. 1.0 - 100% requests should be sampled. The precision is whole-numbers only (i.e. there's no support for 0.1% of the traces).
diff --git a/pom.xml b/pom.xml
index d7744ced0..2e2803018 100644
--- a/pom.xml
+++ b/pom.xml
@@ -21,7 +21,7 @@
 	<modelVersion>4.0.0</modelVersion>
 
 	<artifactId>spring-cloud-sleuth</artifactId>
-	<version>2.2.3.RELEASE</version>
+	<version>2.2.3.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>2.3.0.RELEASE</version>
+		<version>2.3.0.BUILD-SNAPSHOT</version>
 		<relativePath/>
 		<!-- lookup parent from repository -->
 	</parent>
@@ -251,15 +251,15 @@
 		<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-commons.version>2.2.3.RELEASE</spring-cloud-commons.version>
-		<spring-cloud-gateway.version>2.2.3.RELEASE</spring-cloud-gateway.version>
-		<spring-cloud-circuitbreaker.version>1.0.3.RELEASE</spring-cloud-circuitbreaker.version>
+		<spring-cloud-commons.version>2.2.3.BUILD-SNAPSHOT</spring-cloud-commons.version>
+		<spring-cloud-gateway.version>2.2.3.BUILD-SNAPSHOT</spring-cloud-gateway.version>
+		<spring-cloud-circuitbreaker.version>1.0.3.BUILD-SNAPSHOT</spring-cloud-circuitbreaker.version>
 		<spring-cloud-stream.version>Horsham.SR5</spring-cloud-stream.version>
-		<spring-cloud-netflix.version>2.2.3.RELEASE</spring-cloud-netflix.version>
-		<spring-cloud-openfeign.version>2.2.3.RELEASE</spring-cloud-openfeign.version>
+		<spring-cloud-netflix.version>2.2.3.BUILD-SNAPSHOT</spring-cloud-netflix.version>
+		<spring-cloud-openfeign.version>2.2.3.BUILD-SNAPSHOT</spring-cloud-openfeign.version>
 		<brave.version>5.12.3</brave.version>
 		<spring-security-boot-autoconfigure.version>2.1.7.RELEASE</spring-security-boot-autoconfigure.version>
-		<spring-cloud-aws.version>2.2.2.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 082e42c68..b141abb3a 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>2.2.3.RELEASE</version>
+		<version>2.2.3.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 8bd24b00a..000000000
--- a/spring-cloud-sleuth-dependencies/.flattened-pom.xml
+++ /dev/null
@@ -1,209 +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>2.3.0.RELEASE</version>
-    <relativePath></relativePath>
-  </parent>
-  <groupId>org.springframework.cloud</groupId>
-  <artifactId>spring-cloud-sleuth-dependencies</artifactId>
-  <version>2.2.3.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/2.3.0.RELEASE/spring-cloud-sleuth-dependencies</url>
-    </site>
-    <downloadUrl>https://github.com/spring-cloud</downloadUrl>
-  </distributionManagement>
-  <properties>
-    <brave.opentracing.version>0.37.2</brave.opentracing.version>
-    <grpc.spring.boot.version>3.4.1</grpc.spring.boot.version>
-    <brave.version>5.12.3</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>
-        <exclusions>
-          <exclusion>
-            <artifactId>*</artifactId>
-            <groupId>io.zipkin.brave</groupId>
-          </exclusion>
-        </exclusions>
-      </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 694f890c2..004610183 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>2.3.0.RELEASE</version>
+		<version>2.3.0.BUILD-SNAPSHOT</version>
 		<relativePath/>
 	</parent>
 	<artifactId>spring-cloud-sleuth-dependencies</artifactId>
-	<version>2.2.3.RELEASE</version>
+	<version>2.2.3.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 dd42dc1b2..4f3189f54 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>2.2.3.RELEASE</version>
+		<version>2.2.3.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 644342826..b009b44ff 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>2.2.3.RELEASE</version>
+		<version>2.2.3.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 2c83d31da..1525e46c6 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>2.2.3.RELEASE</version>
+		<version>2.2.3.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 5fb568a0d..a1c3e6d3f 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>2.2.3.RELEASE</version>
+		<version>2.2.3.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 1b27d51c0..fdb98f015 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>2.2.3.RELEASE</version>
+		<version>2.2.3.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 4a1366ce7..32ef5b27a 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>2.2.3.RELEASE</version>
+		<version>2.2.3.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 e7c461160..07d38b06e 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>2.2.3.RELEASE</version>
+		<version>2.2.3.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 10a2c5f0f..bbf12e31f 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>2.2.3.RELEASE</version>
+		<version>2.2.3.BUILD-SNAPSHOT</version>
 		<relativePath>..</relativePath>
 	</parent>
 
diff --git a/spring-cloud-sleuth-zipkin/pom.xml b/spring-cloud-sleuth-zipkin/pom.xml
index 831bc07c8..72bedc57a 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>2.2.3.RELEASE</version>
+		<version>2.2.3.BUILD-SNAPSHOT</version>
 		<relativePath>..</relativePath>
 	</parent>
 
diff --git a/spring-cloud-starter-sleuth/pom.xml b/spring-cloud-starter-sleuth/pom.xml
index 35f044771..14be51451 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>2.2.3.RELEASE</version>
+		<version>2.2.3.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 bc13e948a..59b5cc7bb 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>2.2.3.RELEASE</version>
+		<version>2.2.3.BUILD-SNAPSHOT</version>
 		<relativePath>..</relativePath>
 	</parent>
 	<artifactId>spring-cloud-starter-zipkin</artifactId>
diff --git a/tests/pom.xml b/tests/pom.xml
index a87f1fd9a..2296c651b 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>2.2.3.RELEASE</version>
+		<version>2.2.3.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 9e3874d4a..dcdaa14b2 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>2.2.3.RELEASE</version>
+		<version>2.2.3.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 929d40f89..ea226d4dd 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>2.2.3.RELEASE</version>
+		<version>2.2.3.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 d77f23050..1cb919367 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>2.2.3.RELEASE</version>
+		<version>2.2.3.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 75fbf10ba..c6db5e1e2 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>2.2.3.RELEASE</version>
+		<version>2.2.3.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 ff91fa1cd..b06e6314b 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>2.2.3.RELEASE</version>
+		<version>2.2.3.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 f82eb9814..905c2957d 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>2.2.3.RELEASE</version>
+		<version>2.2.3.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 a1edc3333..4b69b98ef 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>2.2.3.RELEASE</version>
+		<version>2.2.3.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 060a74035..bb70b874b 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>2.2.3.RELEASE</version>
+		<version>2.2.3.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 07b1772c4..f25d62586 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>2.2.3.RELEASE</version>
+		<version>2.2.3.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 3e582b708..11333c351 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>2.2.3.RELEASE</version>
+		<version>2.2.3.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 4add5c78f..5f0893158 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>2.2.3.RELEASE</version>
+		<version>2.2.3.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 85f9eea7a..d20cc0350 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>2.2.3.RELEASE</version>
+		<version>2.2.3.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 57942e25e..500e936b2 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>2.2.3.RELEASE</version>
+		<version>2.2.3.BUILD-SNAPSHOT</version>
 		<relativePath>..</relativePath>
 	</parent>