diff --git a/package.json b/package.json
index e23dc5c0..dd0a802d 100644
--- a/package.json
+++ b/package.json
@@ -33,7 +33,7 @@
   },
   "devDependencies": {
     "chai": "^3.5.0",
-    "coveralls": "^2.11.9",
+    "coveralls": "^2.11.13",
     "eslint": "^3.0.0",
     "istanbul": "^0.4.3",
     "mocha": "^3.0.0",