diff --git a/webapp-runner-9/pom.xml b/webapp-runner-9/pom.xml
index 585e1731..be42382e 100644
--- a/webapp-runner-9/pom.xml
+++ b/webapp-runner-9/pom.xml
@@ -61,7 +61,7 @@
         <compiler.plugin.version>3.14.1</compiler.plugin.version>
         <tomcat-embed-logging-juli.version>9.0.0.M6</tomcat-embed-logging-juli.version>
         <memcached-session-manager.version>2.3.2</memcached-session-manager.version>
-        <source.plugin.version>3.3.1</source.plugin.version>
+        <source.plugin.version>3.4.0</source.plugin.version>
         <jcommander.version>1.82</jcommander.version>
         <redisson.version>3.52.0</redisson.version>
         <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>