diff --git a/build.gradle b/build.gradle
index b7a19a71..284dfe44 100644
--- a/build.gradle
+++ b/build.gradle
@@ -188,7 +188,7 @@ project.tasks['sonarqube'].dependsOn test, integrationTest, jacocoTestReport
 project.tasks['check'].dependsOn integrationTest
 
 pmd {
-  toolVersion = "6.55.0"
+  toolVersion = "7.1.0"
   sourceSets = [sourceSets.main, sourceSets.test, sourceSets.functionalTest, sourceSets.integrationTest]
   ruleSets = []
   ruleSetFiles = files("config/pmd/ruleset.xml")