diff --git a/java/demo/pom.xml b/java/demo/pom.xml
index 9f3f34b4a..eca27305f 100644
--- a/java/demo/pom.xml
+++ b/java/demo/pom.xml
@@ -104,7 +104,7 @@
       <plugin>
         <groupId>org.apache.maven.plugins</groupId>
         <artifactId>maven-war-plugin</artifactId>
-        <version>3.3.1</version>
+        <version>3.4.0</version>
       </plugin>
       <plugin>
         <groupId>org.codehaus.mojo</groupId>