diff --git a/package.json b/package.json
index 85271caa..6cadca65 100644
--- a/package.json
+++ b/package.json
@@ -43,7 +43,7 @@
     "is-ci": "^1.0.7",
     "istanbul": "^0.4.2",
     "jshint": "^2.8.0",
-    "mocha": "^3.2.0",
+    "mocha": "^4.0.1",
     "mocha-lcov-reporter": "^1.2.0",
     "mockery": "^2.0.0",
     "rimraf": "^2.5.2"