diff --git a/.prettierignore b/.prettierignore
index be49b26..43a32bc 100644
--- a/.prettierignore
+++ b/.prettierignore
@@ -6,3 +6,6 @@ pnpm-lock.yaml
 package-lock.json
 bun.lock
 routeTree.gen.ts
+# Generated by `supabase gen types typescript` — reformatting it just creates
+# noise on every regeneration.
+src/integrations/supabase/types.ts