diff --git a/pom.xml b/pom.xml
index 56c60ea..76bfe46 100644
--- a/pom.xml
+++ b/pom.xml
@@ -111,7 +111,7 @@
           <artifactId>maven-site-plugin</artifactId>
           <!-- maven-site-plugin is still borked, unless new doxia dependency is explicitly defined. -->
           <!-- latest version of maven-site-plugin causes deploy issues. -->
-          <version>3.7.1</version>
+          <version>3.21.0</version>
           <configuration>
             <!-- we use maven-scm-publish-plugin to deploy, so skip this. -->
             <skipDeploy>true</skipDeploy>