diff --git a/package.json b/package.json
index 4a5c221..cb655ef 100644
--- a/package.json
+++ b/package.json
@@ -45,7 +45,7 @@
     "mathjax": "^3.2.2"
   },
   "devDependencies": {
-    "c8": "^9.1.0",
+    "c8": "^10.1.2",
     "chai": "^4.4.1",
     "eslint": "^8.57.0",
     "eslint-config-hexo": "^5.0.0",