diff --git a/package.json b/package.json
index d71dc6d..b166c7c 100644
--- a/package.json
+++ b/package.json
@@ -59,7 +59,7 @@
     "coveralls": "^2.11.12",
     "mocha": "^3.0.1",
     "mochify": "^2.18.1",
-    "nyc": "^8.1.0",
+    "nyc": "^8.4.0",
     "updtr": "^0.2.1",
     "webpack": "^1.13.1",
     "webpack-dev-server": "^1.14.1"