diff --git a/package.json b/package.json
index 1fc3037..bb7e8d7 100644
--- a/package.json
+++ b/package.json
@@ -33,7 +33,7 @@
   },
   "devDependencies": {
     "ava": "^3.1.0",
-    "c8": "^7.9.0",
+    "c8": "^8.0.0",
     "coveralls": "^3.0.0",
     "eslint": "^8.2.0",
     "eslint-config-problems": "7.0.1",