diff --git a/gradle.properties b/gradle.properties
index d07c98c..e960a4c 100644
--- a/gradle.properties
+++ b/gradle.properties
@@ -3,7 +3,7 @@ name = groovy-extensions
 version = 0.0.2
 
 org.gradle.warning.mode = ALL
-groovy.version = 2.5.14
+groovy.version = 2.5.12
 gradle.wrapper.version = 7.3
 files.version = 3.0.0
 ftp.version = 2.6.0