diff --git a/package.json b/package.json
index f77b609..a246eac 100644
--- a/package.json
+++ b/package.json
@@ -46,6 +46,6 @@
     "gulp-mocha": "^2.2.0",
     "gulp-util": "^3.0.7",
     "istanbul": "^1.1.0-alpha.1",
-    "mocha": "^2.5.3"
+    "mocha": "^3.4.1"
   }
 }