diff --git a/samples/grpc-tomcat-secure/pom.xml b/samples/grpc-tomcat-secure/pom.xml
index 4f3c73f..18a7dfb 100644
--- a/samples/grpc-tomcat-secure/pom.xml
+++ b/samples/grpc-tomcat-secure/pom.xml
@@ -6,7 +6,7 @@
 	<parent>
 		<groupId>org.springframework.boot</groupId>
 		<artifactId>spring-boot-starter-parent</artifactId>
-		<version>3.4.0</version>
+		<version>3.4.1</version>
 		<relativePath /> <!-- lookup parent from repository -->
 	</parent>
 	<groupId>org.springframework.grpc</groupId>
diff --git a/spring-grpc-dependencies/pom.xml b/spring-grpc-dependencies/pom.xml
index 7f8f5d7..63be0c8 100644
--- a/spring-grpc-dependencies/pom.xml
+++ b/spring-grpc-dependencies/pom.xml
@@ -50,7 +50,7 @@
 
 	<properties>
 		<spring-framework.version>6.2.1</spring-framework.version>
-		<spring-security.version>6.4.1</spring-security.version>
+		<spring-security.version>6.4.2</spring-security.version>
 		<netty.version>4.1.115.Final</netty.version>
 		<grpc.version>1.69.0</grpc.version>
 		<protobuf-java.version>3.25.5</protobuf-java.version>