diff --git a/pom.xml b/pom.xml
index 3b496f6..bc6ece8 100644
--- a/pom.xml
+++ b/pom.xml
@@ -53,7 +53,7 @@
         <maven-gpg-plugin-version>3.2.8</maven-gpg-plugin-version>
         <maven-javadoc-plugin-version>3.12.0</maven-javadoc-plugin-version>
         <maven-release-plugin-version>3.1.1</maven-release-plugin-version>
-        <maven-source-plugin-version>3.3.1</maven-source-plugin-version>
+        <maven-source-plugin-version>3.4.0</maven-source-plugin-version>
         <maven-surefire-plugin-version>3.5.4</maven-surefire-plugin-version>
         <protobuf-maven-plugin-version>4.0.3</protobuf-maven-plugin-version>
     </properties>