diff --git a/vraptor-core/pom.xml b/vraptor-core/pom.xml
old mode 100755
new mode 100644
index 9a01ba93c..7aa2e69a5
--- a/vraptor-core/pom.xml
+++ b/vraptor-core/pom.xml
@@ -180,7 +180,7 @@
 		<dependency>
 			<groupId>org.codehaus.jettison</groupId>
 			<artifactId>jettison</artifactId>
-			<version>1.2</version>
+			<version>1.5.2</version>
 			<optional>true</optional>
 		</dependency>
 		<dependency>