diff --git a/migrations/20260402_fix_role_column.sql b/migrations/20260402_fix_role_column.sql
new file mode 100644
index 0000000..b149dba
--- /dev/null
+++ b/migrations/20260402_fix_role_column.sql
@@ -0,0 +1,3 @@
+-- Amplia la columna role de ENUM('admin','enfermero') a VARCHAR(50)
+-- para soportar los slugs de roles personalizados (formularios_readonly, lab_readonly, etc.)
+ALTER TABLE admin_users MODIFY COLUMN `role` VARCHAR(50) NOT NULL DEFAULT 'admin';