diff --git a/build.gradle b/build.gradle
index af2267d8..68307c03 100644
--- a/build.gradle
+++ b/build.gradle
@@ -35,7 +35,7 @@ dependencies {
     implementation group: 'org.ow2.asm', name: 'asm-util', version: asmVersion
     implementation group: 'org.ow2.asm', name: 'asm-tree', version: asmVersion
     implementation group: 'org.ow2.asm', name: 'asm-analysis', version: asmVersion
-    testImplementation group: 'org.spockframework', name: 'spock-core', version: '2.4-M6-groovy-4.0'
+    testImplementation group: 'org.spockframework', name: 'spock-core', version: '2.4-groovy-5.0'
     testImplementation group: 'junit', name: 'junit', version: '4.13.2'
     testImplementation 'org.apache.groovy:groovy:4.0.27'
     testImplementation 'org.apache.groovy:groovy-test:4.0.27'