diff --git a/package.json b/package.json
index 63037a8..9ebe966 100644
--- a/package.json
+++ b/package.json
@@ -32,7 +32,7 @@
     "lodash": "^4.13.1"
   },
   "devDependencies": {
-    "coveralls": "^2.11.9",
+    "coveralls": "^2.13.1",
     "eslint": "^3.11.1",
     "eslint-config-airbnb-base": "^11.0.1",
     "eslint-plugin-import": "^2.1.0",