diff --git a/package.json b/package.json
index efc5003..3c2b128 100644
--- a/package.json
+++ b/package.json
@@ -43,7 +43,7 @@
   },
   "devDependencies": {
     "chai": "^3.4.1",
-    "coveralls": "^2.11.6",
+    "coveralls": "^2.13.1",
     "github-changes": "^1.0.1",
     "istanbul": "^0.4.2",
     "mocha": "^2.5.1",