diff --git a/package.json b/package.json
index d010b46..93f980d 100644
--- a/package.json
+++ b/package.json
@@ -31,7 +31,7 @@
     "through2": "^3.0.0"
   },
   "devDependencies": {
-    "coveralls": "^3.0.0",
+    "coveralls": "^3.0.4",
     "eslint": "^5.5.0",
     "mocha": "^6.0.0",
     "nyc": "^14.0.0"