diff --git a/package.json b/package.json
index df21efe2..00562898 100644
--- a/package.json
+++ b/package.json
@@ -66,7 +66,7 @@
     "js-green-licenses": "^0.5.0",
     "make-dir": "^1.2.0",
     "ncp": "^2.0.0",
-    "nyc": "^11.7.1",
+    "nyc": "^12.0.2",
     "source-map-support": "^0.5.5",
     "tmp": "0.0.33",
     "typescript": "~2.8.3"