diff --git a/tsconfig.json b/tsconfig.json
index 6c536cb6b..c06e506df 100644
--- a/tsconfig.json
+++ b/tsconfig.json
@@ -1,6 +1,7 @@
 {
   "extends": "astro/tsconfigs/strict",
   "exclude": [
+    "sern-handler",
     "sern-handler-v3",
     "sern-handler-v4",
   ],