diff --git a/package.json b/package.json
index 4f2ff71..17f0b9a 100644
--- a/package.json
+++ b/package.json
@@ -24,7 +24,7 @@
     "coveralls": "^3.0.0",
     "documentation": "^7.0.0",
     "minimist": "^1.2.0",
-    "nyc": "^12.0.1",
+    "nyc": "^15.0.0",
     "standard": "^11.0.1",
     "tape": "^4.9.0"
   },