diff --git a/binders/kafka-binder/pom.xml b/binders/kafka-binder/pom.xml
index dce4cd94c..7ef7aebbd 100644
--- a/binders/kafka-binder/pom.xml
+++ b/binders/kafka-binder/pom.xml
@@ -2,12 +2,12 @@
 <project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 https://maven.apache.org/xsd/maven-4.0.0.xsd">
 	<modelVersion>4.0.0</modelVersion>
 	<artifactId>spring-cloud-stream-binder-kafka-parent</artifactId>
-	<version>4.2.1</version>
+	<version>4.2.1-SNAPSHOT</version>
 	<packaging>pom</packaging>
 	<parent>
 		<groupId>org.springframework.cloud</groupId>
 		<artifactId>spring-cloud-stream-binders</artifactId>
-		<version>4.2.1</version>
+		<version>4.2.1-SNAPSHOT</version>
 	</parent>
 	<scm>
 		<url>https://github.com/spring-cloud/spring-cloud-stream-binder-kafka</url>
diff --git a/binders/kafka-binder/spring-cloud-starter-stream-kafka/pom.xml b/binders/kafka-binder/spring-cloud-starter-stream-kafka/pom.xml
index e10e59463..d71e0dbd4 100644
--- a/binders/kafka-binder/spring-cloud-starter-stream-kafka/pom.xml
+++ b/binders/kafka-binder/spring-cloud-starter-stream-kafka/pom.xml
@@ -4,7 +4,7 @@
 	<parent>
 		<groupId>org.springframework.cloud</groupId>
 		<artifactId>spring-cloud-stream-binder-kafka-parent</artifactId>
-		<version>4.2.1</version>
+		<version>4.2.1-SNAPSHOT</version>
 	</parent>
 	<artifactId>spring-cloud-starter-stream-kafka</artifactId>
 	<description>Spring Cloud Starter Stream Kafka</description>
diff --git a/binders/kafka-binder/spring-cloud-stream-binder-kafka-core/pom.xml b/binders/kafka-binder/spring-cloud-stream-binder-kafka-core/pom.xml
index 3df527cdf..66b56c5f0 100644
--- a/binders/kafka-binder/spring-cloud-stream-binder-kafka-core/pom.xml
+++ b/binders/kafka-binder/spring-cloud-stream-binder-kafka-core/pom.xml
@@ -5,7 +5,7 @@
 	<parent>
 		<groupId>org.springframework.cloud</groupId>
 		<artifactId>spring-cloud-stream-binder-kafka-parent</artifactId>
-		<version>4.2.1</version>
+		<version>4.2.1-SNAPSHOT</version>
 	</parent>
 	<artifactId>spring-cloud-stream-binder-kafka-core</artifactId>
 	<description>Spring Cloud Stream Kafka Binder Core</description>
diff --git a/binders/kafka-binder/spring-cloud-stream-binder-kafka-reactive/pom.xml b/binders/kafka-binder/spring-cloud-stream-binder-kafka-reactive/pom.xml
index 1191f9b03..08a1e4b9c 100644
--- a/binders/kafka-binder/spring-cloud-stream-binder-kafka-reactive/pom.xml
+++ b/binders/kafka-binder/spring-cloud-stream-binder-kafka-reactive/pom.xml
@@ -10,7 +10,7 @@
 	<parent>
 		<groupId>org.springframework.cloud</groupId>
 		<artifactId>spring-cloud-stream-binder-kafka-parent</artifactId>
-		<version>4.2.1</version>
+		<version>4.2.1-SNAPSHOT</version>
 	</parent>
 
 	<dependencies>
diff --git a/binders/kafka-binder/spring-cloud-stream-binder-kafka-streams/pom.xml b/binders/kafka-binder/spring-cloud-stream-binder-kafka-streams/pom.xml
index 0e1d9272d..098c83026 100644
--- a/binders/kafka-binder/spring-cloud-stream-binder-kafka-streams/pom.xml
+++ b/binders/kafka-binder/spring-cloud-stream-binder-kafka-streams/pom.xml
@@ -10,7 +10,7 @@
 	<parent>
 		<groupId>org.springframework.cloud</groupId>
 		<artifactId>spring-cloud-stream-binder-kafka-parent</artifactId>
-		<version>4.2.1</version>
+		<version>4.2.1-SNAPSHOT</version>
 	</parent>
 
 	<properties>
diff --git a/binders/kafka-binder/spring-cloud-stream-binder-kafka/pom.xml b/binders/kafka-binder/spring-cloud-stream-binder-kafka/pom.xml
index 787d43499..f28a8d9c0 100644
--- a/binders/kafka-binder/spring-cloud-stream-binder-kafka/pom.xml
+++ b/binders/kafka-binder/spring-cloud-stream-binder-kafka/pom.xml
@@ -10,7 +10,7 @@
 	<parent>
 		<groupId>org.springframework.cloud</groupId>
 		<artifactId>spring-cloud-stream-binder-kafka-parent</artifactId>
-		<version>4.2.1</version>
+		<version>4.2.1-SNAPSHOT</version>
 	</parent>
 
 	<dependencies>
diff --git a/binders/pom.xml b/binders/pom.xml
index dbeef8b0c..0c38fe2b6 100644
--- a/binders/pom.xml
+++ b/binders/pom.xml
@@ -2,7 +2,7 @@
 <project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
 	<modelVersion>4.0.0</modelVersion>
 	<artifactId>spring-cloud-stream-binders</artifactId>
-	<version>4.2.1</version>
+	<version>4.2.1-SNAPSHOT</version>
 	<name>binders</name>
 	<description>Framework provided binders</description>
 	<packaging>pom</packaging>
@@ -10,7 +10,7 @@
 	<parent>
 		<groupId>org.springframework.cloud</groupId>
 		<artifactId>spring-cloud-stream-parent</artifactId>
-		<version>4.2.1</version>
+		<version>4.2.1-SNAPSHOT</version>
 	</parent>
 
 	<modules>
diff --git a/binders/pulsar-binder/pom.xml b/binders/pulsar-binder/pom.xml
index cb6beb776..3145dc99e 100644
--- a/binders/pulsar-binder/pom.xml
+++ b/binders/pulsar-binder/pom.xml
@@ -2,12 +2,12 @@
 <project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 https://maven.apache.org/xsd/maven-4.0.0.xsd">
 	<modelVersion>4.0.0</modelVersion>
 	<artifactId>spring-cloud-stream-binder-pulsar-parent</artifactId>
-	<version>4.2.1</version>
+	<version>4.2.1-SNAPSHOT</version>
 	<packaging>pom</packaging>
 	<parent>
 		<groupId>org.springframework.cloud</groupId>
 		<artifactId>spring-cloud-stream-binders</artifactId>
-		<version>4.2.1</version>
+		<version>4.2.1-SNAPSHOT</version>
 	</parent>
 
 	<properties>
diff --git a/binders/pulsar-binder/spring-cloud-stream-binder-pulsar/pom.xml b/binders/pulsar-binder/spring-cloud-stream-binder-pulsar/pom.xml
index 8ab09cab8..7467f4438 100644
--- a/binders/pulsar-binder/spring-cloud-stream-binder-pulsar/pom.xml
+++ b/binders/pulsar-binder/spring-cloud-stream-binder-pulsar/pom.xml
@@ -10,7 +10,7 @@
 	<parent>
 		<groupId>org.springframework.cloud</groupId>
 		<artifactId>spring-cloud-stream-binder-pulsar-parent</artifactId>
-		<version>4.2.1</version>
+		<version>4.2.1-SNAPSHOT</version>
 	</parent>
 
 	<dependencies>
diff --git a/binders/rabbit-binder/pom.xml b/binders/rabbit-binder/pom.xml
index 79bac3b0f..2d3b1578b 100644
--- a/binders/rabbit-binder/pom.xml
+++ b/binders/rabbit-binder/pom.xml
@@ -2,16 +2,16 @@
 <project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 https://maven.apache.org/xsd/maven-4.0.0.xsd">
 	<modelVersion>4.0.0</modelVersion>
 	<artifactId>spring-cloud-stream-binder-rabbit-parent</artifactId>
-	<version>4.2.1</version> <!-- Do not remove. Ignore yellow warning -->
+	<version>4.2.1-SNAPSHOT</version> <!-- Do not remove. Ignore yellow warning -->
 	<packaging>pom</packaging>
 	<parent>
 		<groupId>org.springframework.cloud</groupId>
 		<artifactId>spring-cloud-stream-binders</artifactId>
-		<version>4.2.1</version>
+		<version>4.2.1-SNAPSHOT</version>
 	</parent>
 	<properties>
 		<java.version>17</java.version>
-		<spring-cloud-function.version>4.2.2</spring-cloud-function.version>
+		<spring-cloud-function.version>4.2.1-SNAPSHOT</spring-cloud-function.version>
 		<maven-checkstyle-plugin.failsOnError>true</maven-checkstyle-plugin.failsOnError>
         <maven-checkstyle-plugin.failsOnViolation>true
         </maven-checkstyle-plugin.failsOnViolation>
diff --git a/binders/rabbit-binder/spring-cloud-starter-stream-rabbit/pom.xml b/binders/rabbit-binder/spring-cloud-starter-stream-rabbit/pom.xml
index efa960767..7f12a2a24 100644
--- a/binders/rabbit-binder/spring-cloud-starter-stream-rabbit/pom.xml
+++ b/binders/rabbit-binder/spring-cloud-starter-stream-rabbit/pom.xml
@@ -4,7 +4,7 @@
 	<parent>
 		<groupId>org.springframework.cloud</groupId>
 		<artifactId>spring-cloud-stream-binder-rabbit-parent</artifactId>
-		<version>4.2.1</version>
+		<version>4.2.1-SNAPSHOT</version>
 	</parent>
 	<artifactId>spring-cloud-starter-stream-rabbit</artifactId>
 	<description>Spring Cloud Starter Stream Rabbit</description>
diff --git a/binders/rabbit-binder/spring-cloud-stream-binder-rabbit-core/pom.xml b/binders/rabbit-binder/spring-cloud-stream-binder-rabbit-core/pom.xml
index ae608b307..ea6a970e6 100644
--- a/binders/rabbit-binder/spring-cloud-stream-binder-rabbit-core/pom.xml
+++ b/binders/rabbit-binder/spring-cloud-stream-binder-rabbit-core/pom.xml
@@ -10,7 +10,7 @@
 	<parent>
 		<groupId>org.springframework.cloud</groupId>
 		<artifactId>spring-cloud-stream-binder-rabbit-parent</artifactId>
-		<version>4.2.1</version>
+		<version>4.2.1-SNAPSHOT</version>
 	</parent>
 
 	<dependencies>
diff --git a/binders/rabbit-binder/spring-cloud-stream-binder-rabbit-test-support/pom.xml b/binders/rabbit-binder/spring-cloud-stream-binder-rabbit-test-support/pom.xml
index 53e5eb872..4b762a329 100644
--- a/binders/rabbit-binder/spring-cloud-stream-binder-rabbit-test-support/pom.xml
+++ b/binders/rabbit-binder/spring-cloud-stream-binder-rabbit-test-support/pom.xml
@@ -4,7 +4,7 @@
     <parent>
         <groupId>org.springframework.cloud</groupId>
         <artifactId>spring-cloud-stream-binder-rabbit-parent</artifactId>
-        <version>4.2.1</version>
+        <version>4.2.1-SNAPSHOT</version>
     </parent>
     <artifactId>spring-cloud-stream-binder-rabbit-test-support</artifactId>
     <description>Rabbit related test classes</description>
diff --git a/binders/rabbit-binder/spring-cloud-stream-binder-rabbit/pom.xml b/binders/rabbit-binder/spring-cloud-stream-binder-rabbit/pom.xml
index 8f3b7be9b..6df164a0d 100644
--- a/binders/rabbit-binder/spring-cloud-stream-binder-rabbit/pom.xml
+++ b/binders/rabbit-binder/spring-cloud-stream-binder-rabbit/pom.xml
@@ -10,7 +10,7 @@
 	<parent>
 		<groupId>org.springframework.cloud</groupId>
 		<artifactId>spring-cloud-stream-binder-rabbit-parent</artifactId>
-		<version>4.2.1</version>
+		<version>4.2.1-SNAPSHOT</version>
 	</parent>
 
 	<dependencies>
diff --git a/bom/pom.xml b/bom/pom.xml
index 75b5a7ada..3d93abed6 100644
--- a/bom/pom.xml
+++ b/bom/pom.xml
@@ -7,11 +7,11 @@
 	<packaging>pom</packaging>
 	<name>spring-cloud-stream-release-build</name>
 	<description>Spring Cloud Stream Release Build</description>
-	<version>4.2.1</version>
+	<version>4.2.1-SNAPSHOT</version>
 	<parent>
 		<groupId>org.springframework.cloud</groupId>
 		<artifactId>spring-cloud-build</artifactId>
-		<version>4.2.1</version>
+		<version>4.2.1-SNAPSHOT</version>
 		<relativePath/>
 	</parent>
 
diff --git a/bom/spring-cloud-starter-parent/pom.xml b/bom/spring-cloud-starter-parent/pom.xml
index 7f9a069aa..12abddf58 100644
--- a/bom/spring-cloud-starter-parent/pom.xml
+++ b/bom/spring-cloud-starter-parent/pom.xml
@@ -11,7 +11,7 @@
 	</parent>
 	<groupId>org.springframework.cloud</groupId>
 	<artifactId>spring-cloud-stream-starter-parent</artifactId>
-	<version>4.2.1</version>
+	<version>4.2.1-SNAPSHOT</version>
 	<name>spring-cloud-stream-starter-parent</name>
 	<description>Specifies Boot version for the releaser</description>
 	<packaging>pom</packaging>
diff --git a/bom/spring-cloud-stream-dependencies/.flattened-pom.xml b/bom/spring-cloud-stream-dependencies/.flattened-pom.xml
deleted file mode 100644
index 4d83f317f..000000000
--- a/bom/spring-cloud-stream-dependencies/.flattened-pom.xml
+++ /dev/null
@@ -1,226 +0,0 @@
-<?xml version="1.0" encoding="UTF-8"?>
-<project xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 https://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>4.2.1</version>
-    <relativePath></relativePath>
-  </parent>
-  <groupId>org.springframework.cloud</groupId>
-  <artifactId>spring-cloud-stream-dependencies</artifactId>
-  <version>4.2.1</version>
-  <packaging>pom</packaging>
-  <name>spring-cloud-stream-dependencies</name>
-  <description>Spring Cloud Stream Dependencies</description>
-  <url>https://projects.spring.io/spring-cloud/spring-cloud-stream-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 2014-2021 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-stream-dependencies</connection>
-    <developerConnection>scm:git:ssh://git@github.com/spring-cloud/spring-cloud-build.git/spring-cloud-stream-dependencies</developerConnection>
-    <url>https://github.com/spring-cloud/spring-cloud-build/spring-cloud-stream-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>https:/docs.spring.io/spring-cloud-dependencies-parent/docs/4.2.1/reference/html/spring-cloud-stream-dependencies/</url>
-    </site>
-    <downloadUrl>https://github.com/spring-cloud</downloadUrl>
-  </distributionManagement>
-  <dependencyManagement>
-    <dependencies>
-      <dependency>
-        <groupId>org.springframework.cloud</groupId>
-        <artifactId>spring-cloud-stream</artifactId>
-        <version>${project.version}</version>
-      </dependency>
-      <dependency>
-        <groupId>org.springframework.cloud</groupId>
-        <artifactId>spring-cloud-stream-test-binder</artifactId>
-        <version>${project.version}</version>
-      </dependency>
-      <dependency>
-        <groupId>org.springframework.cloud</groupId>
-        <artifactId>spring-cloud-stream-test-support</artifactId>
-        <version>${project.version}</version>
-      </dependency>
-      <dependency>
-        <groupId>org.springframework.cloud</groupId>
-        <artifactId>spring-cloud-stream-binder-kafka</artifactId>
-        <version>${project.version}</version>
-      </dependency>
-      <dependency>
-        <groupId>org.springframework.cloud</groupId>
-        <artifactId>spring-cloud-stream-binder-kafka-reactive</artifactId>
-        <version>${project.version}</version>
-      </dependency>
-      <dependency>
-        <groupId>org.springframework.cloud</groupId>
-        <artifactId>spring-cloud-stream-binder-kafka-streams</artifactId>
-        <version>${project.version}</version>
-      </dependency>
-      <dependency>
-        <groupId>org.springframework.cloud</groupId>
-        <artifactId>spring-cloud-stream-binder-kafka-core</artifactId>
-        <version>${project.version}</version>
-      </dependency>
-      <dependency>
-        <groupId>org.springframework.cloud</groupId>
-        <artifactId>spring-cloud-starter-stream-kafka</artifactId>
-        <version>${project.version}</version>
-      </dependency>
-      <dependency>
-        <groupId>org.springframework.cloud</groupId>
-        <artifactId>spring-cloud-stream-binder-rabbit</artifactId>
-        <version>${project.version}</version>
-      </dependency>
-      <dependency>
-        <groupId>org.springframework.cloud</groupId>
-        <artifactId>spring-cloud-stream-binder-rabbit-core</artifactId>
-        <version>${project.version}</version>
-      </dependency>
-      <dependency>
-        <groupId>org.springframework.cloud</groupId>
-        <artifactId>spring-cloud-starter-stream-rabbit</artifactId>
-        <version>${project.version}</version>
-      </dependency>
-      <dependency>
-        <groupId>org.springframework.cloud</groupId>
-        <artifactId>spring-cloud-stream-binder-rabbit-test-support</artifactId>
-        <version>${project.version}</version>
-      </dependency>
-      <dependency>
-        <groupId>org.springframework.cloud</groupId>
-        <artifactId>spring-cloud-stream-binder-pulsar</artifactId>
-        <version>${project.version}</version>
-      </dependency>
-      <dependency>
-        <groupId>org.springframework.cloud</groupId>
-        <artifactId>spring-cloud-stream-schema-registry-client</artifactId>
-        <version>${project.version}</version>
-      </dependency>
-      <dependency>
-        <groupId>org.springframework.cloud</groupId>
-        <artifactId>spring-cloud-stream-schema-registry-core</artifactId>
-        <version>${project.version}</version>
-      </dependency>
-      <dependency>
-        <groupId>org.springframework.cloud</groupId>
-        <artifactId>spring-cloud-stream-schema-registry-server</artifactId>
-        <version>${project.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/bom/spring-cloud-stream-dependencies/pom.xml b/bom/spring-cloud-stream-dependencies/pom.xml
index 0af96e304..1b2f2782e 100644
--- a/bom/spring-cloud-stream-dependencies/pom.xml
+++ b/bom/spring-cloud-stream-dependencies/pom.xml
@@ -6,11 +6,11 @@
 	<parent>
 		<artifactId>spring-cloud-dependencies-parent</artifactId>
 		<groupId>org.springframework.cloud</groupId>
-		<version>4.2.1</version>
+		<version>4.2.1-SNAPSHOT</version>
 		<relativePath/>
 	</parent>
 	<artifactId>spring-cloud-stream-dependencies</artifactId>
-	<version>4.2.1</version>
+	<version>4.2.1-SNAPSHOT</version>
 	<packaging>pom</packaging>
 	<name>spring-cloud-stream-dependencies</name>
 	<description>Spring Cloud Stream Dependencies</description>
diff --git a/core/pom.xml b/core/pom.xml
index 961e2fa9c..3a790d82e 100644
--- a/core/pom.xml
+++ b/core/pom.xml
@@ -2,7 +2,7 @@
 <project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
 	<modelVersion>4.0.0</modelVersion>
 	<artifactId>spring-cloud-stream-core</artifactId>
-	<version>4.2.1</version>
+	<version>4.2.1-SNAPSHOT</version>
 	<name>core</name>
 	<description>Core Spring Cloud Stream</description>
 	<packaging>pom</packaging>
@@ -10,7 +10,7 @@
 	<parent>
 		<groupId>org.springframework.cloud</groupId>
 		<artifactId>spring-cloud-stream-parent</artifactId>
-		<version>4.2.1</version>
+		<version>4.2.1-SNAPSHOT</version>
 		<relativePath>..</relativePath>
 	</parent>
 
diff --git a/core/spring-cloud-stream-integration-tests/pom.xml b/core/spring-cloud-stream-integration-tests/pom.xml
index 8cb9d4591..d5dc1e42d 100644
--- a/core/spring-cloud-stream-integration-tests/pom.xml
+++ b/core/spring-cloud-stream-integration-tests/pom.xml
@@ -12,7 +12,7 @@
 	<parent>
 		<groupId>org.springframework.cloud</groupId>
 		<artifactId>spring-cloud-stream-core</artifactId>
-		<version>4.2.1</version>
+		<version>4.2.1-SNAPSHOT</version>
 	</parent>
 
 	<dependencies>
diff --git a/core/spring-cloud-stream-test-binder/pom.xml b/core/spring-cloud-stream-test-binder/pom.xml
index 54b80e658..b64f21ca6 100644
--- a/core/spring-cloud-stream-test-binder/pom.xml
+++ b/core/spring-cloud-stream-test-binder/pom.xml
@@ -12,7 +12,7 @@
 	<parent>
 		<groupId>org.springframework.cloud</groupId>
 		<artifactId>spring-cloud-stream-core</artifactId>
-		<version>4.2.1</version>
+		<version>4.2.1-SNAPSHOT</version>
 	</parent>
 
 	<dependencies>
diff --git a/core/spring-cloud-stream-test-support/pom.xml b/core/spring-cloud-stream-test-support/pom.xml
index 6cca51ea9..a6031a074 100644
--- a/core/spring-cloud-stream-test-support/pom.xml
+++ b/core/spring-cloud-stream-test-support/pom.xml
@@ -13,7 +13,7 @@
 	<parent>
 		<groupId>org.springframework.cloud</groupId>
 		<artifactId>spring-cloud-stream-core</artifactId>
-		<version>4.2.1</version>
+		<version>4.2.1-SNAPSHOT</version>
 	</parent>
 
 	<dependencies>
diff --git a/core/spring-cloud-stream/pom.xml b/core/spring-cloud-stream/pom.xml
index d6a2c91aa..c732b89fe 100644
--- a/core/spring-cloud-stream/pom.xml
+++ b/core/spring-cloud-stream/pom.xml
@@ -12,7 +12,7 @@
     <parent>
 		<groupId>org.springframework.cloud</groupId>
 		<artifactId>spring-cloud-stream-core</artifactId>
-		<version>4.2.1</version>
+		<version>4.2.1-SNAPSHOT</version>
 	</parent>
 
 	<dependencies>
diff --git a/docs/pom.xml b/docs/pom.xml
index 629b695fa..f6a83696b 100644
--- a/docs/pom.xml
+++ b/docs/pom.xml
@@ -8,7 +8,7 @@
 	<parent>
 		<groupId>org.springframework.cloud</groupId>
 		<artifactId>spring-cloud-stream-parent</artifactId>
-		<version>4.2.1</version>
+		<version>4.2.1-SNAPSHOT</version>
 	</parent>
 	<packaging>jar</packaging>
 	<name>Spring Cloud Stream Docs</name>
diff --git a/pom.xml b/pom.xml
index cf6898982..6e44aac38 100644
--- a/pom.xml
+++ b/pom.xml
@@ -4,12 +4,12 @@
 	xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
 	<modelVersion>4.0.0</modelVersion>
 	<artifactId>spring-cloud-stream-parent</artifactId>
-	<version>4.2.1</version> <!-- Do not remove. Ignore yellow warning -->
+	<version>4.2.1-SNAPSHOT</version> <!-- Do not remove. Ignore yellow warning -->
 	<packaging>pom</packaging>
 	<parent>
 		<groupId>org.springframework.cloud</groupId>
 		<artifactId>spring-cloud-build</artifactId>
-		<version>4.2.1</version>
+		<version>4.2.1-SNAPSHOT</version>
 		<relativePath />
 	</parent>
 	<scm>
@@ -24,7 +24,7 @@
 	<properties>
 		<java.version>17</java.version>
 		<objenesis.version>2.1</objenesis.version>
-		<spring-cloud-function.version>4.2.2</spring-cloud-function.version>
+		<spring-cloud-function.version>4.2.1-SNAPSHOT</spring-cloud-function.version>
 		<maven-checkstyle-plugin.failsOnError>true</maven-checkstyle-plugin.failsOnError>
 		<maven-checkstyle-plugin.failsOnViolation>true</maven-checkstyle-plugin.failsOnViolation>
 		<maven-checkstyle-plugin.includeTestSourceDirectory>true</maven-checkstyle-plugin.includeTestSourceDirectory>
diff --git a/schema-registry/pom.xml b/schema-registry/pom.xml
index 5396fce6b..0ceff0163 100644
--- a/schema-registry/pom.xml
+++ b/schema-registry/pom.xml
@@ -2,7 +2,7 @@
 <project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
 	<modelVersion>4.0.0</modelVersion>
 	<artifactId>spring-cloud-stream-schema-registry</artifactId>
-	<version>4.2.1</version>
+	<version>4.2.1-SNAPSHOT</version>
 	<name>schema-registry</name>
 	<description>Spring Cloud Stream Schema Registry Components</description>
 	<packaging>pom</packaging>
@@ -10,7 +10,7 @@
 	<parent>
 		<groupId>org.springframework.cloud</groupId>
 		<artifactId>spring-cloud-stream-parent</artifactId>
-		<version>4.2.1</version>
+		<version>4.2.1-SNAPSHOT</version>
 	</parent>
 
 	<properties>
diff --git a/schema-registry/spring-cloud-stream-schema-registry-client/pom.xml b/schema-registry/spring-cloud-stream-schema-registry-client/pom.xml
index 39c1a9219..84ffe4c00 100644
--- a/schema-registry/spring-cloud-stream-schema-registry-client/pom.xml
+++ b/schema-registry/spring-cloud-stream-schema-registry-client/pom.xml
@@ -3,7 +3,7 @@
 	<parent>
 		<artifactId>spring-cloud-stream-schema-registry</artifactId>
 		<groupId>org.springframework.cloud</groupId>
-		<version>4.2.1</version>
+		<version>4.2.1-SNAPSHOT</version>
 	</parent>
 	<modelVersion>4.0.0</modelVersion>
 
diff --git a/schema-registry/spring-cloud-stream-schema-registry-core/pom.xml b/schema-registry/spring-cloud-stream-schema-registry-core/pom.xml
index cc2b55d9f..9c4b26364 100644
--- a/schema-registry/spring-cloud-stream-schema-registry-core/pom.xml
+++ b/schema-registry/spring-cloud-stream-schema-registry-core/pom.xml
@@ -6,7 +6,7 @@
     <parent>
         <artifactId>spring-cloud-stream-schema-registry</artifactId>
         <groupId>org.springframework.cloud</groupId>
-        <version>4.2.1</version>
+        <version>4.2.1-SNAPSHOT</version>
     </parent>
 
     <dependencies>
diff --git a/schema-registry/spring-cloud-stream-schema-registry-server/pom.xml b/schema-registry/spring-cloud-stream-schema-registry-server/pom.xml
index 5ed7ffad2..ae96fe218 100644
--- a/schema-registry/spring-cloud-stream-schema-registry-server/pom.xml
+++ b/schema-registry/spring-cloud-stream-schema-registry-server/pom.xml
@@ -6,7 +6,7 @@
 	<parent>
 		<artifactId>spring-cloud-stream-schema-registry</artifactId>
 		<groupId>org.springframework.cloud</groupId>
-		<version>4.2.1</version>
+		<version>4.2.1-SNAPSHOT</version>
 	</parent>
 
     <properties>