diff --git a/package.json b/package.json
index 484195d..ad5cbfb 100644
--- a/package.json
+++ b/package.json
@@ -32,7 +32,7 @@
   "devDependencies": {
     "concat-stream": "~1.6.0",
     "istanbul": "~0.4.5",
-    "mocha": "~3.3.0",
+    "mocha": "~3.4.0",
     "pre-commit": "~1.2.0"
   }
 }