diff --git a/package.json b/package.json
index f17b487..844b29c 100644
--- a/package.json
+++ b/package.json
@@ -19,7 +19,7 @@
     "bluebird": "^3.1.1",
     "rimraf": "^2.0.0",
     "istanbul": "^0.4.2",
-    "mocha": "^2.0.0"
+    "mocha": "^2.5.2"
   },
   "scripts": {
     "test": "mocha --reporter spec",