diff --git a/pom.xml b/pom.xml
index 60589c7..53cf284 100644
--- a/pom.xml
+++ b/pom.xml
@@ -86,7 +86,7 @@
     <javaVersion>1.6</javaVersion>
     <maven.compiler.source>${javaVersion}</maven.compiler.source>
     <maven.compiler.target>${javaVersion}</maven.compiler.target>
-    <pmdVersion>5.3.2</pmdVersion>
+    <pmdVersion>5.3.5</pmdVersion>
     <sitePluginVersion>3.4</sitePluginVersion>
     <projectInfoReportsPluginVersion>2.8</projectInfoReportsPluginVersion>
   </properties>