diff --git a/package.json b/package.json
index e8f0691..e8942b8 100644
--- a/package.json
+++ b/package.json
@@ -19,7 +19,7 @@
     "babel-core": "^6.3.21",
     "babel-preset-es2015": "^6.3.13",
     "chai": "^3.5.0",
-    "coveralls": "^2.11.9",
+    "coveralls": "^2.11.14",
     "cross-env": "^2.0.1",
     "mocha": "^3.0.2",
     "mock-fs": "^3.11.0",