diff --git a/package.json b/package.json
index 3dc0070..68f5104 100644
--- a/package.json
+++ b/package.json
@@ -20,7 +20,7 @@
     "babel-preset-es2015": "^6.3.13",
     "es6-promise": "^3.0.2",
     "expect.js": "^0.3.1",
-    "mocha": "^2.3.3",
+    "mocha": "^3.0.0",
     "xmlhttprequest": "^1.8.0"
   }
 }