diff --git a/build.gradle b/build.gradle
index 87842e8..5f34be4 100644
--- a/build.gradle
+++ b/build.gradle
@@ -48,7 +48,7 @@ dependencies {
     
     // Spock
     testImplementation(group:'org.spockframework', name:'spock-core', version:'2.0-M4-groovy-3.0')
-    testImplementation(group:'org.spockframework', name:'spock-spring', version:'2.0-M4-groovy-3.0')
+    testImplementation(group:'org.spockframework', name:'spock-spring', version:'2.4-M1-groovy-4.0')
     testRuntime(group:'cglib', name:'cglib-nodep', version:'3.3.0')
 }