diff --git a/build.gradle b/build.gradle
index f8bad8c..659280b 100644
--- a/build.gradle
+++ b/build.gradle
@@ -9,7 +9,7 @@ plugins {
 
 ext {
     checkstyleVersion = '10.21.0'
-    pmdVersion = '7.8.0'
+    pmdVersion = '7.9.0'
 }
 
 def properties(String key) {