diff --git a/google-cloud-bom/pom.xml b/google-cloud-bom/pom.xml
index 6a249842a41..d840cbd04fa 100644
--- a/google-cloud-bom/pom.xml
+++ b/google-cloud-bom/pom.xml
@@ -325,7 +325,7 @@
           <plugin>
             <groupId>org.apache.maven.plugins</groupId>
             <artifactId>maven-source-plugin</artifactId>
-            <version>3.3.1</version>
+            <version>3.4.0</version>
             <executions>
               <execution>
                 <id>attach-sources</id>
diff --git a/libraries-bom/pom.xml b/libraries-bom/pom.xml
index 940a64b22d2..ec843fd39cf 100644
--- a/libraries-bom/pom.xml
+++ b/libraries-bom/pom.xml
@@ -164,7 +164,7 @@
           <plugin>
             <groupId>org.apache.maven.plugins</groupId>
             <artifactId>maven-source-plugin</artifactId>
-            <version>3.3.1</version>
+            <version>3.4.0</version>
             <executions>
               <execution>
                 <id>attach-sources</id>