diff --git a/drivers/serial/imx.c b/drivers/serial/imx.c
index 355cd93..83c4c12 100644
--- a/drivers/serial/imx.c
+++ b/drivers/serial/imx.c
@@ -994,7 +994,7 @@
 static void __exit imx_serial_exit(void)
 {
 	uart_unregister_driver(&imx_reg);
-	driver_unregister(&serial_imx_driver);
+	platform_driver_unregister(&serial_imx_driver);
 }
 
 module_init(imx_serial_init);