diff --git a/helloworld/pom.xml b/helloworld/pom.xml
index a88c67c..dde630d 100644
--- a/helloworld/pom.xml
+++ b/helloworld/pom.xml
@@ -5,7 +5,7 @@
 	<modelVersion>4.0.0</modelVersion>
 	<groupId>org.springframework.samples.spring</groupId>
 	<artifactId>spring-rabbit-helloworld</artifactId>
-	<version>2.3.0</version>
+	<version>2.3.1</version>
 	<packaging>jar</packaging>
 	<name>Spring AMQP Hello World</name>
 	<url>https://www.spring.io</url>
@@ -16,7 +16,7 @@
 	</description>
 	<properties>
 		<maven.test.failure.ignore>true</maven.test.failure.ignore>
-		<spring.amqp.version>2.3.0</spring.amqp.version>
+		<spring.amqp.version>2.3.1</spring.amqp.version>
 		<project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
 		<java.version>1.8</java.version>
 		<maven.test.failure.ignore>false</maven.test.failure.ignore>
diff --git a/log4j2/pom.xml b/log4j2/pom.xml
index e2c7ed9..122e320 100644
--- a/log4j2/pom.xml
+++ b/log4j2/pom.xml
@@ -5,7 +5,7 @@
 
 	<groupId>org.springframework.amqp.samples</groupId>
 	<artifactId>log4j2</artifactId>
-	<version>2.3.0</version>
+	<version>2.3.1</version>
 	<packaging>jar</packaging>
 
 	<name>log4j2</name>
@@ -14,7 +14,7 @@
 	<parent>
 		<groupId>org.springframework.boot</groupId>
 		<artifactId>spring-boot-starter-parent</artifactId>
-		<version>2.4.0-M4</version>
+		<version>2.4.0-RC1</version>
 		<relativePath /> <!-- lookup parent from repository -->
 	</parent>
 
@@ -22,7 +22,7 @@
 		<project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
 		<java.version>1.8</java.version>
 		<spring.framework.version>5.3.0-RC2</spring.framework.version>
-		<spring.amqp.version>2.3.0</spring.amqp.version>
+		<spring.amqp.version>2.3.1</spring.amqp.version>
 	</properties>
 
 	<dependencies>
diff --git a/pom.xml b/pom.xml
index 7807742..85a874c 100644
--- a/pom.xml
+++ b/pom.xml
@@ -4,7 +4,7 @@
 	<groupId>org.springframework.amqp</groupId>
 	<artifactId>spring-amqp-samples</artifactId>
 	<name>Spring AMQP Samples</name>
-	<version>2.3.0</version>
+	<version>2.3.1</version>
 	<packaging>pom</packaging>
 	<modules>
 		<module>helloworld</module>
diff --git a/spring-rabbit-confirms-returns/pom.xml b/spring-rabbit-confirms-returns/pom.xml
index 5ac7556..79fff84 100644
--- a/spring-rabbit-confirms-returns/pom.xml
+++ b/spring-rabbit-confirms-returns/pom.xml
@@ -5,7 +5,7 @@
 
 	<groupId>org.springframework.amqp.samples</groupId>
 	<artifactId>spring-rabbit-confirms-returns</artifactId>
-	<version>2.3.0</version>
+	<version>2.3.1</version>
 	<packaging>jar</packaging>
 
 	<name>spring-rabbit-confirms-returns</name>
@@ -14,7 +14,7 @@
 	<parent>
 		<groupId>org.springframework.boot</groupId>
 		<artifactId>spring-boot-starter-parent</artifactId>
-		<version>2.4.0-M4</version>
+		<version>2.4.0-RC1</version>
 		<relativePath/> <!-- lookup parent from repository -->
 	</parent>
 
@@ -22,7 +22,7 @@
 		<project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
 		<project.reporting.outputEncoding>UTF-8</project.reporting.outputEncoding>
 		<java.version>1.8</java.version>
-		<spring.amqp.version>2.3.0</spring.amqp.version>
+		<spring.amqp.version>2.3.1</spring.amqp.version>
 	</properties>
 
 	<dependencies>
diff --git a/spring-rabbit-global-errorhandler/pom.xml b/spring-rabbit-global-errorhandler/pom.xml
index e2365ab..4fc4840 100644
--- a/spring-rabbit-global-errorhandler/pom.xml
+++ b/spring-rabbit-global-errorhandler/pom.xml
@@ -5,7 +5,7 @@
 
 	<groupId>com.example</groupId>
 	<artifactId>spring-rabbit-global-errorhandler</artifactId>
-	<version>2.3.0</version>
+	<version>2.3.1</version>
 	<packaging>jar</packaging>
 
 	<name>spring-rabbit-global-errorhandler</name>
@@ -14,7 +14,7 @@
 	<parent>
 		<groupId>org.springframework.boot</groupId>
 		<artifactId>spring-boot-starter-parent</artifactId>
-		<version>2.4.0-M4</version>
+		<version>2.4.0-RC1</version>
 		<relativePath/> <!-- lookup parent from repository -->
 	</parent>
 
@@ -22,7 +22,7 @@
 		<project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
 		<project.reporting.outputEncoding>UTF-8</project.reporting.outputEncoding>
 		<java.version>1.8</java.version>
-		<spring.amqp.version>2.3.0</spring.amqp.version>
+		<spring.amqp.version>2.3.1</spring.amqp.version>
 	</properties>
 
 	<dependencies>
diff --git a/spring-rabbit-json/pom.xml b/spring-rabbit-json/pom.xml
index 5a0f9d8..0b0c2a7 100644
--- a/spring-rabbit-json/pom.xml
+++ b/spring-rabbit-json/pom.xml
@@ -5,7 +5,7 @@
 
 	<groupId>com.example</groupId>
 	<artifactId>spring-rabbit-json</artifactId>
-	<version>2.3.0</version>
+	<version>2.3.1</version>
 	<packaging>jar</packaging>
 
 	<name>spring-rabbit-json</name>
@@ -14,7 +14,7 @@
 	<parent>
 		<groupId>org.springframework.boot</groupId>
 		<artifactId>spring-boot-starter-parent</artifactId>
-		<version>2.4.0-M4</version>
+		<version>2.4.0-RC1</version>
 		<relativePath/> <!-- lookup parent from repository -->
 	</parent>
 
@@ -22,7 +22,7 @@
 		<project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
 		<project.reporting.outputEncoding>UTF-8</project.reporting.outputEncoding>
 		<java.version>1.8</java.version>
-		<spring.amqp.version>2.3.0</spring.amqp.version>
+		<spring.amqp.version>2.3.1</spring.amqp.version>
 	</properties>
 
 	<dependencies>
diff --git a/stocks/pom.xml b/stocks/pom.xml
index 92b9dcb..0a9294d 100644
--- a/stocks/pom.xml
+++ b/stocks/pom.xml
@@ -4,7 +4,7 @@
 	<modelVersion>4.0.0</modelVersion>
 	<groupId>org.springframework.samples.spring</groupId>
 	<artifactId>spring-rabbit-stocks</artifactId>
-	<version>2.3.0</version>
+	<version>2.3.1</version>
 	<packaging>war</packaging>
 	<name>Spring Rabbit Stocks</name>
 	<url>https://www.spring.io</url>
@@ -16,7 +16,7 @@
 	<properties>
 		<maven.test.failure.ignore>true</maven.test.failure.ignore>
 		<spring.framework.version>5.3.0-RC2</spring.framework.version>
-		<spring.amqp.version>2.3.0</spring.amqp.version>
+		<spring.amqp.version>2.3.1</spring.amqp.version>
 		<project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
 		<java.version>1.8</java.version>
 		<maven.test.failure.ignore>false</maven.test.failure.ignore>