diff --git a/drivers/usbhost/usbhost_hub.c b/drivers/usbhost/usbhost_hub.c
index 85dacf8008..4b099b2fdd 100644
--- a/drivers/usbhost/usbhost_hub.c
+++ b/drivers/usbhost/usbhost_hub.c
@@ -825,7 +825,7 @@ static void usbhost_hub_event(FAR void *arg)
                 }
 
               debouncetime += 25;
-              up_mdelay(25);
+              usleep(25*1000);
             }
 
           if (ret < 0 || debouncetime >= 1500)
@@ -853,7 +853,7 @@ static void usbhost_hub_event(FAR void *arg)
                   continue;
                 }
 
-              up_mdelay(100);
+              usleep(100*1000);
 
               ctrlreq->type = USB_REQ_DIR_IN | USBHUB_REQ_TYPE_PORT;
               ctrlreq->req  = USBHUB_REQ_GETSTATUS;