diff --git a/pom.xml b/pom.xml
index d9ac2551..d248b42a 100644
--- a/pom.xml
+++ b/pom.xml
@@ -281,7 +281,7 @@
                 <plugin>
                     <groupId>org.apache.maven.plugins</groupId>
                     <artifactId>maven-pmd-plugin</artifactId>
-                    <version>3.14.0</version>
+                    <version>3.21.0</version>
                 </plugin>
                 <plugin>
                     <groupId>org.apache.maven.plugins</groupId>