diff --git a/drivers/input/misc/cobalt_btns.c b/drivers/input/misc/cobalt_btns.c
index 5511ef0..6a1f48b 100644
--- a/drivers/input/misc/cobalt_btns.c
+++ b/drivers/input/misc/cobalt_btns.c
@@ -148,6 +148,9 @@
 	return 0;
 }
 
+/* work with hotplug and coldplug */
+MODULE_ALIAS("platform:Cobalt buttons");
+
 static struct platform_driver cobalt_buttons_driver = {
 	.probe	= cobalt_buttons_probe,
 	.remove	= __devexit_p(cobalt_buttons_remove),