diff --git a/build.gradle b/build.gradle
index 96637dc..5defed4 100644
--- a/build.gradle
+++ b/build.gradle
@@ -33,7 +33,7 @@ repositories {
 project.ext {
 	haleVersion = '5.1.0-SNAPSHOT'
 	cliVersion = '5.1.0-SNAPSHOT'
-	groovyVersion = '2.5.19'
+	groovyVersion = '2.5.23'
 }
 
 dependencies {