diff --git a/examples/example1/pom.xml b/examples/example1/pom.xml
index 011fa83..696d868 100644
--- a/examples/example1/pom.xml
+++ b/examples/example1/pom.xml
@@ -35,7 +35,7 @@
 			<plugin>
 				<groupId>org.apache.maven.plugins</groupId>
 				<artifactId>maven-jar-plugin</artifactId>
-				<version>3.3.0</version>
+				<version>3.4.2</version>
 				<configuration>
 					<archive>
 						<manifest>
diff --git a/examples/helloworld/pom.xml b/examples/helloworld/pom.xml
index ada142d..5cdc4d0 100644
--- a/examples/helloworld/pom.xml
+++ b/examples/helloworld/pom.xml
@@ -33,7 +33,7 @@
 			<plugin>
 				<groupId>org.apache.maven.plugins</groupId>
 				<artifactId>maven-jar-plugin</artifactId>
-				<version>3.3.0</version>
+				<version>3.4.2</version>
 				<configuration>
 					<archive>
 						<manifest>
diff --git a/jvmbasicc/pom.xml b/jvmbasicc/pom.xml
index c587237..07382d7 100644
--- a/jvmbasicc/pom.xml
+++ b/jvmbasicc/pom.xml
@@ -92,7 +92,7 @@
 			<plugin>
 				<groupId>org.apache.maven.plugins</groupId>
 				<artifactId>maven-jar-plugin</artifactId>
-				<version>3.3.0</version>
+				<version>3.4.2</version>
 				<configuration>
 					<archive>
 						<manifest>