diff --git a/package.json b/package.json
index ad5faee..d8f08e6 100644
--- a/package.json
+++ b/package.json
@@ -20,7 +20,7 @@
   "devDependencies": {
     "coveralls": "~2.11.12",
     "eslint": "~2.13.1",
-    "mocha": "~3.0.2",
+    "mocha": "~3.3.0",
     "must": "~0.13.2",
     "nyc": "~8.1.0"
   },