diff --git a/migrations/nixos-mailserver-migration-03.py b/migrations/nixos-mailserver-migration-03.py
index 4b164a4..6aedad4 100644
--- a/migrations/nixos-mailserver-migration-03.py
+++ b/migrations/nixos-mailserver-migration-03.py
@@ -53,6 +53,8 @@ def is_maildir_related(path: Path, layout: FolderLayout) -> bool:
     if layout is FolderLayout.Default and path.name.startswith("."):
         return True
     if layout is FolderLayout.Folder:
+        if path.name in ["mail"]:
+            return False
         return True
 
     return False