diff --git a/ddk-parent/pom.xml b/ddk-parent/pom.xml
index 123509b6b..ac7c606d9 100644
--- a/ddk-parent/pom.xml
+++ b/ddk-parent/pom.xml
@@ -52,7 +52,7 @@
     <deploy.version>2.8.2</deploy.version>
     <spotbugs.plugin.version>4.5.3.0</spotbugs.plugin.version>
     <spotbugs.version>4.5.3</spotbugs.version>
-    <pmd.plugin.version>3.15.0</pmd.plugin.version>
+    <pmd.plugin.version>3.20.0</pmd.plugin.version>
     <pmd.version>6.42.0</pmd.version>
     <tycho.version>1.6.0</tycho.version>
     <xtend.version>2.25.0</xtend.version>