diff --git a/package.json b/package.json
index 613c3d1..323e8c7 100644
--- a/package.json
+++ b/package.json
@@ -102,7 +102,7 @@
     "karma-sinon": "1.0.5",
     "karma-webpack": "1.8.0",
     "lolex": "1.5.2",
-    "mocha": "3.1.2",
+    "mocha": "3.3.0",
     "phantomjs-prebuilt": "2.1.13",
     "process": "0.11.9",
     "semantic-release": "^6.3.2",