diff --git a/package.json b/package.json
index 3d2d31e..3e0c8df 100644
--- a/package.json
+++ b/package.json
@@ -30,7 +30,7 @@
     "babel-plugin-add-module-exports": "0.2.1",
     "babel-preset-es2015-node4": "2.1.0",
     "chai": "3.5.0",
-    "coveralls": "2.11.12",
+    "coveralls": "2.11.15",
     "cz-conventional-changelog": "1.2.0",
     "isparta": "4.0.0",
     "jsdoc-to-markdown": "1.3.7",