diff --git a/pom.xml b/pom.xml
index 5e4b07d..57ce0e7 100644
--- a/pom.xml
+++ b/pom.xml
@@ -44,7 +44,7 @@
       <version.junit.jupiter>5.10.3</version.junit.jupiter>
       <!-- version.spock and version.junit.platform should be upgraded together -->
       <!-- see https://github.com/weld/weld-testing/pull/184#issuecomment-2024300488 -->
-      <version.spock>2.4-M4-groovy-3.0</version.spock>
+      <version.spock>2.4-M4-groovy-4.0</version.spock>
       <version.junit.platform>1.10.2</version.junit.platform>
       <version.groovy>3.0.22</version.groovy>
       <version.weld>6.0.0.Beta4</version.weld>