diff --git a/package.json b/package.json
index 297e6c8..7207c69 100644
--- a/package.json
+++ b/package.json
@@ -35,7 +35,7 @@
     "frontmatter-loader": "0.0.1",
     "json-loader": "^0.5.4",
     "memory-fs": "^0.4.1",
-    "nyc": "^10.0.0",
+    "nyc": "^15.0.1",
     "webpack": "^2.2.0-rc.1"
   },
   "devDependencies": {