diff --git a/threesum/pom.xml b/threesum/pom.xml
index d257ebf..d1614f2 100644
--- a/threesum/pom.xml
+++ b/threesum/pom.xml
@@ -63,7 +63,7 @@
         <!-- site lifecycle, see https://maven.apache.org/ref/current/maven-core/lifecycles.html#site_Lifecycle -->
         <plugin>
           <artifactId>maven-site-plugin</artifactId>
-          <version>3.9.1</version>
+          <version>3.12.1</version>
         </plugin>
         <plugin>
           <artifactId>maven-project-info-reports-plugin</artifactId>