diff --git a/examples/spring-mail-integration-demo/pom.xml b/examples/spring-mail-integration-demo/pom.xml
index 16b81968..cb968ef0 100644
--- a/examples/spring-mail-integration-demo/pom.xml
+++ b/examples/spring-mail-integration-demo/pom.xml
@@ -6,7 +6,7 @@
 	<parent>
 		<groupId>org.springframework.boot</groupId>
 		<artifactId>spring-boot-starter-parent</artifactId>
-		<version>2.5.5</version>
+		<version>2.6.3</version>
 		<relativePath/> <!-- lookup parent from repository -->
 	</parent>
 
diff --git a/examples/spring-mail-rabbitmq-demo/user-activity-emitter-microservice/pom.xml b/examples/spring-mail-rabbitmq-demo/user-activity-emitter-microservice/pom.xml
index ac61d2b3..34cff562 100644
--- a/examples/spring-mail-rabbitmq-demo/user-activity-emitter-microservice/pom.xml
+++ b/examples/spring-mail-rabbitmq-demo/user-activity-emitter-microservice/pom.xml
@@ -6,7 +6,7 @@
 	<parent>
 		<groupId>org.springframework.boot</groupId>
 		<artifactId>spring-boot-starter-parent</artifactId>
-		<version>2.5.5</version>
+		<version>2.6.3</version>
 		<relativePath/> <!-- lookup parent from repository -->
 	</parent>
 
diff --git a/examples/spring-mail-rabbitmq-demo/user-activity-models/pom.xml b/examples/spring-mail-rabbitmq-demo/user-activity-models/pom.xml
index 9dee29bd..7f903a11 100644
--- a/examples/spring-mail-rabbitmq-demo/user-activity-models/pom.xml
+++ b/examples/spring-mail-rabbitmq-demo/user-activity-models/pom.xml
@@ -19,7 +19,7 @@
 		<dependency>
 			<groupId>com.fasterxml.jackson.core</groupId>
 			<artifactId>jackson-annotations</artifactId>
-			<version>2.13.0</version>
+			<version>2.13.1</version>
 		</dependency>
 
 		<dependency>
diff --git a/examples/spring-mail-rabbitmq-demo/user-activity-processor-microservice/pom.xml b/examples/spring-mail-rabbitmq-demo/user-activity-processor-microservice/pom.xml
index 7115ddc6..e50e3742 100644
--- a/examples/spring-mail-rabbitmq-demo/user-activity-processor-microservice/pom.xml
+++ b/examples/spring-mail-rabbitmq-demo/user-activity-processor-microservice/pom.xml
@@ -6,7 +6,7 @@
 	<parent>
 		<groupId>org.springframework.boot</groupId>
 		<artifactId>spring-boot-starter-parent</artifactId>
-		<version>2.5.5</version>
+		<version>2.6.3</version>
 		<relativePath/> <!-- lookup parent from repository -->
 	</parent>