diff --git a/pom.xml b/pom.xml
index af23a323e4..8c45fda45b 100644
--- a/pom.xml
+++ b/pom.xml
@@ -118,7 +118,7 @@
         <plugin.javadoc.version>3.10.1</plugin.javadoc.version>
         <plugin.checkstyle.version>3.6.0</plugin.checkstyle.version>
         <plugin.jacoco.version>0.8.12</plugin.jacoco.version>
-        <plugin.site.version>3.20.0</plugin.site.version>
+        <plugin.site.version>3.21.0</plugin.site.version>
         <plugin.scala.version>4.9.2</plugin.scala.version>
 
         <pekko.version>1.1.2</pekko.version>