diff --git a/pom.xml b/pom.xml
index 1e5c587..7a9e5d0 100644
--- a/pom.xml
+++ b/pom.xml
@@ -43,7 +43,7 @@
         <maven.plugin.eclipse-jarsigner.version>1.5.2</maven.plugin.eclipse-jarsigner.version>
         <maven.plugin.gpg.version>3.2.8</maven.plugin.gpg.version>
         <maven.plugin.javadoc.version>3.12.0</maven.plugin.javadoc.version>
-        <maven.plugin.source.version>3.3.1</maven.plugin.source.version>
+        <maven.plugin.source.version>3.4.0</maven.plugin.source.version>
         <maven.plugin.spotless.version>3.0.0</maven.plugin.spotless.version>
         <maven.plugin.spotless.version>2.46.1</maven.plugin.spotless.version>
         <resources.dir>${basedir}/src/main/resources</resources.dir>