diff --git a/package.json b/package.json
index 17f743a..7a7ad2f 100644
--- a/package.json
+++ b/package.json
@@ -34,7 +34,7 @@
   "devDependencies": {
     "coveralls": "^3.0.3",
     "mocha": "^6.1.4",
-    "nyc": "^14.0.0",
+    "nyc": "^15.0.0",
     "should": "^13.2.3",
     "vinyl": "^2.2.0"
   }