diff --git a/package.json b/package.json
index 43ee582..4b034b1 100644
--- a/package.json
+++ b/package.json
@@ -18,7 +18,7 @@
   "devDependencies": {
     "istanbul": "^0.4.0",
     "bluebird": "^3.0.0",
-    "mocha": "^3.0.0"
+    "mocha": "^3.3.0"
   },
   "scripts": {
     "test": "mocha --reporter spec",