diff --git a/benchmarks/pom.xml b/benchmarks/pom.xml
index 4f02085a7..1b65c859d 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>3.0.0.BUILD-SNAPSHOT</version>
+	<version>3.0.0.M1</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>2.3.0.BUILD-SNAPSHOT</spring-boot.version>
+		<spring-boot.version>2.3.0.M4</spring-boot.version>
 		<brave.version>5.11.2</brave.version>
 		<okhttp.version>3.14.6</okhttp.version>
 	</properties>
diff --git a/docs/pom.xml b/docs/pom.xml
index 19cb29b95..1c2f77d3f 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>3.0.0.BUILD-SNAPSHOT</version>
+		<version>3.0.0.M1</version>
 	</parent>
 	<artifactId>spring-cloud-sleuth-docs</artifactId>
 	<packaging>pom</packaging>
diff --git a/pom.xml b/pom.xml
index 0bc993b77..7432f5fb2 100644
--- a/pom.xml
+++ b/pom.xml
@@ -21,7 +21,7 @@
 	<modelVersion>4.0.0</modelVersion>
 
 	<artifactId>spring-cloud-sleuth</artifactId>
-	<version>3.0.0.BUILD-SNAPSHOT</version>
+	<version>3.0.0.M1</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>3.0.0.BUILD-SNAPSHOT</version>
+		<version>3.0.0.M1</version>
 		<relativePath/>
 		<!-- lookup parent from repository -->
 	</parent>
@@ -236,13 +236,13 @@
 		<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>3.0.0.BUILD-SNAPSHOT</spring-cloud-build.version>
-		<spring-cloud-commons.version>3.0.0.BUILD-SNAPSHOT</spring-cloud-commons.version>
-		<spring-cloud-gateway.version>3.0.0.BUILD-SNAPSHOT</spring-cloud-gateway.version>
-		<spring-cloud-circuitbreaker.version>2.0.0.BUILD-SNAPSHOT</spring-cloud-circuitbreaker.version>
-		<spring-cloud-stream.version>Horsham.BUILD-SNAPSHOT</spring-cloud-stream.version>
-		<spring-cloud-netflix.version>3.0.0.BUILD-SNAPSHOT</spring-cloud-netflix.version>
-		<spring-cloud-openfeign.version>3.0.0.BUILD-SNAPSHOT</spring-cloud-openfeign.version>
+		<spring-cloud-build.version>3.0.0.M1</spring-cloud-build.version>
+		<spring-cloud-commons.version>3.0.0.M1</spring-cloud-commons.version>
+		<spring-cloud-gateway.version>3.0.0.M1</spring-cloud-gateway.version>
+		<spring-cloud-circuitbreaker.version>2.0.0.M1</spring-cloud-circuitbreaker.version>
+		<spring-cloud-stream.version>3.1.0.M1</spring-cloud-stream.version>
+		<spring-cloud-netflix.version>3.0.0.M1</spring-cloud-netflix.version>
+		<spring-cloud-openfeign.version>3.0.0.M1</spring-cloud-openfeign.version>
 		<brave.version>5.11.2</brave.version>
 		<spring-security-boot-autoconfigure.version>2.1.7.RELEASE</spring-security-boot-autoconfigure.version>
 		<disable.nohttp.checks>false</disable.nohttp.checks>
diff --git a/spring-cloud-sleuth-core/pom.xml b/spring-cloud-sleuth-core/pom.xml
index 55ce86edc..fdf667fbc 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>3.0.0.BUILD-SNAPSHOT</version>
+		<version>3.0.0.M1</version>
 		<relativePath>..</relativePath>
 	</parent>
 
diff --git a/spring-cloud-sleuth-dependencies/pom.xml b/spring-cloud-sleuth-dependencies/pom.xml
index dba808b68..5bce779c8 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>3.0.0.BUILD-SNAPSHOT</version>
+		<version>3.0.0.M1</version>
 		<relativePath/>
 	</parent>
 	<artifactId>spring-cloud-sleuth-dependencies</artifactId>
-	<version>3.0.0.BUILD-SNAPSHOT</version>
+	<version>3.0.0.M1</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 94134a2f1..d28d17781 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>3.0.0.BUILD-SNAPSHOT</version>
+		<version>3.0.0.M1</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 ac84e2a6d..895e0307a 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>3.0.0.BUILD-SNAPSHOT</version>
+		<version>3.0.0.M1</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 909228b82..50657f6ac 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>3.0.0.BUILD-SNAPSHOT</version>
+		<version>3.0.0.M1</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 ad8611330..ef7d12b26 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>3.0.0.BUILD-SNAPSHOT</version>
+		<version>3.0.0.M1</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 6e3862358..495297246 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>3.0.0.BUILD-SNAPSHOT</version>
+		<version>3.0.0.M1</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 2a930e5cb..9852fb572 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>3.0.0.BUILD-SNAPSHOT</version>
+		<version>3.0.0.M1</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 88999b045..ab3b53469 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>3.0.0.BUILD-SNAPSHOT</version>
+		<version>3.0.0.M1</version>
 		<relativePath>..</relativePath>
 	</parent>
 
diff --git a/spring-cloud-sleuth-zipkin/pom.xml b/spring-cloud-sleuth-zipkin/pom.xml
index c8016db20..64f0cbed7 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>3.0.0.BUILD-SNAPSHOT</version>
+		<version>3.0.0.M1</version>
 		<relativePath>..</relativePath>
 	</parent>
 
diff --git a/spring-cloud-starter-sleuth/pom.xml b/spring-cloud-starter-sleuth/pom.xml
index 5665c4dbf..37f5d43d6 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>3.0.0.BUILD-SNAPSHOT</version>
+		<version>3.0.0.M1</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 8a75cbf2d..c408118e3 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>3.0.0.BUILD-SNAPSHOT</version>
+		<version>3.0.0.M1</version>
 		<relativePath>..</relativePath>
 	</parent>
 	<artifactId>spring-cloud-starter-zipkin</artifactId>
diff --git a/tests/pom.xml b/tests/pom.xml
index 44367c6ef..2ba7ec2d5 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>3.0.0.BUILD-SNAPSHOT</version>
+		<version>3.0.0.M1</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 066ad0ede..0410acb43 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>3.0.0.BUILD-SNAPSHOT</version>
+		<version>3.0.0.M1</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 3c4c5f821..ec172a220 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>3.0.0.BUILD-SNAPSHOT</version>
+		<version>3.0.0.M1</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 a4ccce599..70eae7eea 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>3.0.0.BUILD-SNAPSHOT</version>
+		<version>3.0.0.M1</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 0f22777db..4c777f4f6 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>3.0.0.BUILD-SNAPSHOT</version>
+		<version>3.0.0.M1</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 5e56dcf2b..89e0e97d2 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>3.0.0.BUILD-SNAPSHOT</version>
+		<version>3.0.0.M1</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 4d6565b7d..3e638b329 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>3.0.0.BUILD-SNAPSHOT</version>
+		<version>3.0.0.M1</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 bcf9e1be9..6d7fa1e85 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>3.0.0.BUILD-SNAPSHOT</version>
+		<version>3.0.0.M1</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 b890c4a34..899d2015c 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>3.0.0.BUILD-SNAPSHOT</version>
+		<version>3.0.0.M1</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 5acea5e45..469328395 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>3.0.0.BUILD-SNAPSHOT</version>
+		<version>3.0.0.M1</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 0a8f753b8..4e66de728 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>3.0.0.BUILD-SNAPSHOT</version>
+		<version>3.0.0.M1</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 1d399a830..03e7ad3ee 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>3.0.0.BUILD-SNAPSHOT</version>
+		<version>3.0.0.M1</version>
 		<relativePath>..</relativePath>
 	</parent>