diff --git a/package.json b/package.json
index 70d972e..328f9a7 100644
--- a/package.json
+++ b/package.json
@@ -15,7 +15,7 @@
     "eslint-plugin-promise": "^3.1.0",
     "eslint-plugin-standard": "^3.0.1",
     "istanbul": "^0.4.5",
-    "mocha": "^3.0.0",
+    "mocha": "^3.3.0",
     "publish-please": "^2.2.0"
   },
   "engines": {