diff --git a/build.gradle b/build.gradle
index 1f7112c..a91e300 100644
--- a/build.gradle
+++ b/build.gradle
@@ -51,7 +51,7 @@ dependencies {
     compileOnly 'org.jetbrains:annotations:18.0.0'
 
     testImplementation 'junit:junit:4.12'
-    testCompile 'org.codehaus.groovy:groovy-all:2.5.7'
+    testCompile 'org.codehaus.groovy:groovy-all:3.0.8'
 }
 
 sourceSets {