diff --git a/package.json b/package.json
index c1f9213..ed4c9e1 100644
--- a/package.json
+++ b/package.json
@@ -57,7 +57,7 @@
     "grunt-bg-shell": "^2.3.1",
     "grunt-contrib-watch": "^0.6.1",
     "grunt-mocha": "^0.4.11",
-    "mocha": "^2.5.3",
+    "mocha": "^3.4.0",
     "nodemon": "~1.10.2",
     "sinon": "^1.14.1",
     "sinon-as-promised": "^4.0.3"