diff --git a/package.json b/package.json
index 41bb0f67..560c9c7a 100644
--- a/package.json
+++ b/package.json
@@ -72,7 +72,7 @@
     "@types/node": "^26.0.0",
     "autocannon": "^8.0.0",
     "borp": "^1.0.0",
-    "c8": "^11.0.0",
+    "c8": "^12.0.0",
     "concat-stream": "^2.0.0",
     "eslint": "^9.17.0",
     "fastify": "^5.1.0",