diff --git a/package.json b/package.json
index e43c03e..a118319 100644
--- a/package.json
+++ b/package.json
@@ -43,7 +43,7 @@
   "devDependencies": {
     "chai": "^4.2.0",
     "chai-as-promised": "^7.1.1",
-    "coveralls": "^3.0.3",
+    "coveralls": "^3.0.4",
     "eslint": "^5.14.1",
     "eslint-config-standard": "^12.0.0",
     "eslint-plugin-import": "^2.16.0",