diff --git a/package.json b/package.json
index 4b1b9e96..793b25d8 100644
--- a/package.json
+++ b/package.json
@@ -70,7 +70,7 @@
     "karma": "~0.12.16",
     "karma-browserify": "~0.2.0",
     "karma-mocha": "~0.1.3",
-    "grunt-karma": "~0.8.3"
+    "grunt-karma": "~0.8.3",
     "loopback-explorer": "~1.1.0"
   },
   "repository": {