diff --git a/package.json b/package.json
index 1bba499..1115217 100644
--- a/package.json
+++ b/package.json
@@ -13,7 +13,7 @@
     "build": "vite build && node scripts/generate-build-manifest.mjs",
     "preview": "vite preview",
     "check:types": "tsc --allowJs --checkJs --noEmit",
-    "check:types:fixture": "tsc --allowJs --checkJs --noEmit --target ES2022 --module NodeNext --moduleResolution NodeNext tests/fixtures/typecheck/invalid-port-call.js"
+    "check:types:fixture": "tsc --ignoreConfig --allowJs --checkJs --noEmit --target ES2022 --module NodeNext --moduleResolution NodeNext tests/fixtures/typecheck/invalid-port-call.js"
   },
   "dependencies": {
     "react": "19.2.8",