diff --git a/package.json b/package.json
index 3f7bd53..1e5490f 100644
--- a/package.json
+++ b/package.json
@@ -12,7 +12,7 @@
   "devDependencies": {
     "aws-sdk": "^2.2.30",
     "codecov": "^1.0.0",
-    "mocha": "^3.1.2",
+    "mocha": "^3.4.0",
     "nyc": "^8.4.0",
     "standard": "^8.4.0"
   },