diff --git a/package.json b/package.json
index d45dda8..c207e9d 100644
--- a/package.json
+++ b/package.json
@@ -87,7 +87,7 @@
     "babel-register": "^6.8.0",
     "chai": "^3.3.0",
     "chai-as-promised": "^6.0.0",
-    "coveralls": "^2.11.4",
+    "coveralls": "^2.13.1",
     "eslint-config-standard": "^6.2.0",
     "flow-bin": "^0.33.0",
     "github-changes": "^1.0.0",