diff --git a/package.json b/package.json
index 4af0631..48bd751 100644
--- a/package.json
+++ b/package.json
@@ -40,7 +40,7 @@
     "gulp-eslint": "^3.0.1",
     "gulp-if": "^2.0.2",
     "gulp-istanbul": "^1.1.1",
-    "gulp-mocha": "^3.0.1",
+    "gulp-mocha": "^4.0.0",
     "istanbul": "^0.4.3",
     "lodash": "^4.17.4",
     "mocha": "^3.2.0",