diff --git a/pom.xml b/pom.xml
index b484b6a71..c26da0216 100644
--- a/pom.xml
+++ b/pom.xml
@@ -270,7 +270,7 @@
 
     <properties>
         <java.release>7</java.release>
-        <pmdVersion>6.51.0</pmdVersion>
+        <pmdVersion>7.22.0</pmdVersion>
     </properties>
 
     <profiles>