diff --git a/package.json b/package.json
index d8e7feb..9024f40 100644
--- a/package.json
+++ b/package.json
@@ -16,7 +16,7 @@
   "devDependencies": {
     "express": "4.9.8",
     "istanbul": "0.4.4",
-    "mocha": "1.21.5",
+    "mocha": "2.5.3",
     "restify": "2.8.1",
     "supertest": "1.1.0"
   },