diff --git a/pom.xml b/pom.xml
index 2581f4c..dd58948 100644
--- a/pom.xml
+++ b/pom.xml
@@ -86,7 +86,7 @@
 		<dependency>
 			<groupId>org.codehaus.groovy</groupId>
 			<artifactId>groovy-all</artifactId>
-			<version>2.4.4</version>
+			<version>2.4.21</version>
 		</dependency>
 	</dependencies>