diff --git a/pom.xml b/pom.xml
index 69c82be..7aa6b77 100644
--- a/pom.xml
+++ b/pom.xml
@@ -26,7 +26,7 @@
 
         <javadoc.version>3.7.0</javadoc.version>
         <checkstyle.version>3.4.0</checkstyle.version>
-        <pmd.version>3.23.0</pmd.version>
+        <pmd.version>3.24.0</pmd.version>
         <project.info.version>3.6.2</project.info.version>
         <jxr.version>3.4.0</jxr.version>
         <taglist.version>3.1.0</taglist.version>