diff --git a/google-cloud-bom/pom.xml b/google-cloud-bom/pom.xml
index 7ad09c7ca9e..4c944045612 100644
--- a/google-cloud-bom/pom.xml
+++ b/google-cloud-bom/pom.xml
@@ -273,7 +273,7 @@
       <plugin>
         <groupId>org.apache.maven.plugins</groupId>
         <artifactId>maven-site-plugin</artifactId>
-        <version>3.20.0</version>
+        <version>3.21.0</version>
         <configuration>
           <skipDeploy>true</skipDeploy>
         </configuration>