diff --git a/pom.xml b/pom.xml
index eb7171c..467939c 100644
--- a/pom.xml
+++ b/pom.xml
@@ -156,7 +156,7 @@
       </plugin>
       <plugin>
         <artifactId>maven-pmd-plugin</artifactId>
-        <version>3.20.0</version>
+        <version>3.21.2</version>
         <configuration>
           <linkXRef>true</linkXRef>
           <sourceEncoding>utf-8</sourceEncoding>