diff --git a/package.json b/package.json
index 86de24b..82d56ce 100644
--- a/package.json
+++ b/package.json
@@ -33,7 +33,7 @@
     "eslint": "^6.1.0",
     "eslint-config-hexo": "^3.0.0",
     "mocha": "^6.0.2",
-    "nyc": "^14.1.1"
+    "nyc": "^15.0.0"
   },
   "dependencies": {
     "bluebird": "^3.5.0",