diff --git a/package.json b/package.json
index cb42ecd..acc132b 100644
--- a/package.json
+++ b/package.json
@@ -43,7 +43,7 @@
   "devDependencies": {
     "ava": "3.15.0",
     "coveralls": "3.1.1",
-    "nyc": "15.1.0",
+    "nyc": "17.1.0",
     "standard": "16.0.4"
   },
   "dependencies": {