diff --git a/package.json b/package.json
index a5c76f1..630b2b1 100644
--- a/package.json
+++ b/package.json
@@ -33,7 +33,7 @@
   },
   "devDependencies": {
     "chart.js": "^1.0.2",
-    "mocha": "^2.3.3",
+    "mocha": "^3.0.0",
     "react": "^0.14.1",
     "react-dom": "^0.14.4",
     "uglify-js": "^2.4.16",