diff --git a/sys/dev/usb2/core/usb2_generic.c b/sys/dev/usb2/core/usb2_generic.c
index 9e5b34b8cea..1b3c316b605 100644
--- a/sys/dev/usb2/core/usb2_generic.c
+++ b/sys/dev/usb2/core/usb2_generic.c
@@ -1699,11 +1699,12 @@ ugen_set_power_mode(struct usb2_fifo *f, int mode)
 	}
 	switch (mode) {
 	case USB_POWER_MODE_OFF:
-		/* clear suspend */
-		err = usb2_req_clear_port_feature(udev->parent_hub,
-		    NULL, udev->port_no, UHF_PORT_SUSPEND);
-		if (err)
-			break;
+		/* get the device unconfigured */
+		err = ugen_set_config(f, USB_UNCONFIG_INDEX);
+		if (err) {
+			DPRINTFN(0, "Could not unconfigure "
+			    "device (ignored)\n");
+		}
 
 		/* clear port enable */
 		err = usb2_req_clear_port_feature(udev->parent_hub,
diff --git a/sys/dev/usb2/core/usb2_hub.c b/sys/dev/usb2/core/usb2_hub.c
index 0d08b9484f4..b5847752680 100644
--- a/sys/dev/usb2/core/usb2_hub.c
+++ b/sys/dev/usb2/core/usb2_hub.c
@@ -1823,7 +1823,8 @@ void
 usb2_set_power_mode(struct usb2_device *udev, uint8_t power_mode)
 {
 	/* filter input argument */
-	if (power_mode != USB_POWER_MODE_ON) {
+	if ((power_mode != USB_POWER_MODE_ON) &&
+	    (power_mode != USB_POWER_MODE_OFF)) {
 		power_mode = USB_POWER_MODE_SAVE;
 	}
 	udev->power_mode = power_mode;	/* update copy of power mode */