diff --git a/package.json b/package.json
index bc31ca4..c43d203 100644
--- a/package.json
+++ b/package.json
@@ -36,7 +36,7 @@
   },
   "devDependencies": {
     "auto-changelog": "^2.2.0",
-    "c8": "^8.0.0",
+    "c8": "^9.0.0",
     "fs-extra": "^11.1.0",
     "gh-release": "^7.0.0",
     "jsdoc": "^4.0.0",