diff --git a/package.json b/package.json
index e404b44..043ba5e 100644
--- a/package.json
+++ b/package.json
@@ -32,7 +32,7 @@
   "devDependencies": {
     "@types/node": "^26.0.1",
     "busboy": "^1.6.0",
-    "c8": "^11.0.0",
+    "c8": "^12.0.0",
     "photofinish": "^1.8.0",
     "snazzy": "^9.0.0",
     "eslint": "^9.39.0",