Index: uspace/drv/bus/usb/uhcirh/main.c
===================================================================
--- uspace/drv/bus/usb/uhcirh/main.c	(revision ffa96c243f74449ac2805eb79c0595d3a4d5f9ba)
+++ uspace/drv/bus/usb/uhcirh/main.c	(revision bae1e1f6864fcff51386ca7dda92f703816ffeef)
@@ -131,6 +131,6 @@
 {
 	async_sess_t *parent_sess =
-	    devman_parent_device_connect(EXCHANGE_SERIALIZE,
-	    ddf_dev_get_handle(dev), IPC_FLAG_BLOCKING);
+	    devman_parent_device_connect(ddf_dev_get_handle(dev),
+	    IPC_FLAG_BLOCKING);
 	if (!parent_sess)
 		return ENOMEM;