diff --git a/package.json b/package.json
index c0d5519..be7a312 100644
--- a/package.json
+++ b/package.json
@@ -33,7 +33,7 @@
     "babel-core": "^6.21.0",
     "babel-preset-es2015": "^6.14.0",
     "chai": "^3.2.0",
-    "coveralls": "^2.11.14",
+    "coveralls": "^2.13.0",
     "gulp": "^3.9.0",
     "gulp-babel": "^6.1.2",
     "gulp-concat": "^2.6.0",