diff --git a/package.json b/package.json
index 523b0d7..d2cb8c7 100644
--- a/package.json
+++ b/package.json
@@ -35,7 +35,7 @@
     "browserify": "^14.1.0",
     "coveralls": "^2.11.15",
     "istanbul": "^0.4.5",
-    "mocha": "^3.2.0",
+    "mocha": "^3.4.0",
     "should": "^11.1.2",
     "uglify-js": "^3.0.0"
   }