diff --git a/pom.xml b/pom.xml
index a00a24f1..a4c77037 100644
--- a/pom.xml
+++ b/pom.xml
@@ -53,7 +53,7 @@
     <project.reporting.outputEncoding>UTF-8</project.reporting.outputEncoding>
 
     <junit.version>5.11.3</junit.version>
-    <maven-jar-plugin.version>3.3.0</maven-jar-plugin.version>
+    <maven-jar-plugin.version>3.4.2</maven-jar-plugin.version>
     <maven-enforcer-plugin.version>3.5.0</maven-enforcer-plugin.version>
     <maven-checkstyle-plugin.version>3.3.1</maven-checkstyle-plugin.version>
     <checkstyle.version>10.15.0</checkstyle.version>
diff --git a/sslr-magik-toolkit/pom.xml b/sslr-magik-toolkit/pom.xml
index 99c64004..67031720 100644
--- a/sslr-magik-toolkit/pom.xml
+++ b/sslr-magik-toolkit/pom.xml
@@ -43,7 +43,7 @@
       <plugin>
         <groupId>org.apache.maven.plugins</groupId>
         <artifactId>maven-jar-plugin</artifactId>
-        <version>3.2.0</version>
+        <version>3.4.2</version>
         <configuration>
           <archive>
             <manifest>