diff --git a/package.json b/package.json
index 7901113..59d6b42 100644
--- a/package.json
+++ b/package.json
@@ -15,7 +15,7 @@
     "chai": "3.5.0",
     "coffee-script": "1.12.3",
     "css-parse": "2.0.0",
-    "mocha": "3.2.0",
+    "mocha": "3.4.2",
     "stylus": "0.54.5"
   },
   "scripts": {