diff --git a/package.json b/package.json
index 9cf5898..47bf34a 100644
--- a/package.json
+++ b/package.json
@@ -16,7 +16,7 @@
   "dependencies": {},
   "devDependencies": {
     "chai": "^4.1.2",
-    "coveralls": "^3.0.0",
+    "coveralls": "^3.1.0",
     "cross-env": "^5.1.4",
     "istanbul": "^0.4.5",
     "jshint": "^2.9.5",