diff --git a/supabase/migrations/20250630163951_alter_accounts_personal_code.sql b/supabase/migrations/20250630163951_alter_accounts_personal_code.sql
index e03b58a..2a6fde1 100644
--- a/supabase/migrations/20250630163951_alter_accounts_personal_code.sql
+++ b/supabase/migrations/20250630163951_alter_accounts_personal_code.sql
@@ -1,8 +1,27 @@
-ALTER TABLE public.accounts
-ADD CONSTRAINT accounts_personal_code_unique UNIQUE (personal_code);
+DO $$
+BEGIN
+  IF NOT EXISTS (
+    SELECT 1
+    FROM pg_constraint
+    WHERE conname = 'accounts_personal_code_unique'
+  ) THEN
+    ALTER TABLE public.accounts
+    ADD CONSTRAINT accounts_personal_code_unique UNIQUE (personal_code);
+  END IF;
+END$$;
 
 ALTER TABLE public.invitations
 ALTER COLUMN personal_code TYPE text;
 
-ALTER TABLE public.invitations
-ADD CONSTRAINT invitations_personal_code_unique UNIQUE (personal_code);
\ No newline at end of file
+DO $$
+BEGIN
+  IF NOT EXISTS (
+    SELECT 1
+    FROM pg_constraint
+    WHERE conname = 'invitations_personal_code_unique'
+  ) THEN
+    ALTER TABLE public.invitations
+    ADD CONSTRAINT invitations_personal_code_unique UNIQUE (personal_code);
+  END IF;
+END$$;
+
diff --git a/supabase/migrations/20250630170525_add_personal_code_to_invitations.sql b/supabase/migrations/20250630170525_add_personal_code_to_invitations.sql
index 5efde2e..2170efb 100644
--- a/supabase/migrations/20250630170525_add_personal_code_to_invitations.sql
+++ b/supabase/migrations/20250630170525_add_personal_code_to_invitations.sql
@@ -107,7 +107,7 @@ create
                                                                                          primary_owner_user_id uuid,
                                                                                          name varchar,
                                                                                          email varchar,
-                                                                                         personal_code char(11),
+                                                                                         personal_code text,
                                                                                          picture_url varchar,
                                                                                          created_at timestamptz,
                                                                                          updated_at timestamptz