diff --git a/package.json b/package.json
index 73923998..9d75fb21 100644
--- a/package.json
+++ b/package.json
@@ -9,7 +9,7 @@
     "grunt-git": "~0.2.14"
   },
   "dependencies": {
-    "grunt-contrib-concat": "~0.5.0"
+    "grunt-contrib-concat": "~1.0.0"
   },
   "description": "angular-file-upload ===================",
   "main": "Gruntfile.js",