diff --git a/pom.xml b/pom.xml
index d3391a22..011430fa 100644
--- a/pom.xml
+++ b/pom.xml
@@ -121,7 +121,7 @@
                 <plugin>
                     <groupId>org.apache.maven.plugins</groupId>
                     <artifactId>maven-pmd-plugin</artifactId>
-                    <version>3.21.2</version>
+                    <version>3.28.0</version>
                     <configuration>
                         <rulesets>
                             <ruleset>${project.parent.basedir}/src/main/resources/xmlschema-pmd-ruleset.xml</ruleset>