diff --git a/pom.xml b/pom.xml
index 43223e5..8db5942 100644
--- a/pom.xml
+++ b/pom.xml
@@ -20,7 +20,7 @@
         <pitest.version>1.16.1</pitest.version>
         <pitest.junit.version>1.2.1</pitest.junit.version>
         <passay.version>1.6.4</passay.version>
-        <groovy-version>4.0.21</groovy-version>
+        <groovy-version>4.0.33</groovy-version>
         <!-- Used in tests -->
         <mockwebserver.version>4.12.0</mockwebserver.version>
     </properties>