diff --git a/pom.xml b/pom.xml
index 8812c64..d015dae 100644
--- a/pom.xml
+++ b/pom.xml
@@ -52,7 +52,7 @@
         <!---->
         <!---->
         <!--maven plugins versions-->
-        <maven-site-plugin.version>3.20.0</maven-site-plugin.version>
+        <maven-site-plugin.version>3.21.0</maven-site-plugin.version>
         <maven-project-info-reports-plugin.version>3.8.0</maven-project-info-reports-plugin.version>
         <maven-javadoc-plugin.version>3.10.1</maven-javadoc-plugin.version>
         <maven-deploy-plugin.version>3.1.3</maven-deploy-plugin.version>