diff --git a/package.json b/package.json
index cd92deb..1b904b0 100644
--- a/package.json
+++ b/package.json
@@ -48,7 +48,7 @@
     "chai": "^3.5.0",
     "chai-deep-match": "^1.0.2",
     "chai-things": "^0.2.0",
-    "coveralls": "^2.11.9",
+    "coveralls": "^2.11.16",
     "cracks": "^3.1.2",
     "cross-env": "^3.1.1",
     "documentation": "^4.0.0-beta4",