diff --git a/mitcr-groovy/pom.xml b/mitcr-groovy/pom.xml
index 4a9716d..f3042ef 100644
--- a/mitcr-groovy/pom.xml
+++ b/mitcr-groovy/pom.xml
@@ -87,7 +87,7 @@
         <dependency>
             <groupId>org.codehaus.groovy</groupId>
             <artifactId>groovy-all</artifactId>
-            <version>2.1.6</version>
+            <version>2.4.21</version>
             <scope>provided</scope>
         </dependency>
         <dependency>