diff --git a/packages/cli/package.json b/packages/cli/package.json
index 4a523001e7..65d82c853e 100644
--- a/packages/cli/package.json
+++ b/packages/cli/package.json
@@ -69,7 +69,7 @@
     "istanbul": "^1.1.0-alpha.1",
     "jshint": "^2.9.1",
     "lodash": "^4.6.1",
-    "mocha": "^3.2.0",
+    "mocha": "^4.0.0",
     "rimraf": "^2.5.4"
   }
 }