diff --git a/build.gradle b/build.gradle
index 5d53276..f5e9e46 100644
--- a/build.gradle
+++ b/build.gradle
@@ -47,7 +47,7 @@ dependencies {
 
     testImplementation 'org.slf4j:slf4j-simple:1.7.31'
     testImplementation 'org.spockframework:spock-core:1.3-groovy-2.5'
-    testImplementation 'org.codehaus.groovy:groovy-all:2.5.14'
+    testImplementation 'org.codehaus.groovy:groovy-all:3.0.25'
 }
 
 task sourcesJar(type: Jar, dependsOn: classes) {