diff --git a/pom.xml b/pom.xml
index 0e3b64c..a4399f4 100644
--- a/pom.xml
+++ b/pom.xml
@@ -19,7 +19,7 @@
 
   <properties>
     <java.version>11</java.version>
-    <pmd.version>3.11.0</pmd.version>
+    <pmd.version>3.20.0</pmd.version>
     <graphql.version>11.0.0</graphql.version>
     <!-- 16.0.0 not on central -->
     <graphql.extended.scalars.version>15.0.0</graphql.extended.scalars.version>