diff --git a/pom.xml b/pom.xml
old mode 100755
new mode 100644
index a483ba66..6a56dee4
--- a/pom.xml
+++ b/pom.xml
@@ -420,7 +420,7 @@
         <dependency>
             <groupId>org.codehaus.groovy</groupId>
             <artifactId>groovy</artifactId>
-            <version>2.1.5</version>
+            <version>2.4.21</version>
             <scope>test</scope>
         </dependency>