diff --git a/devicemodel/hw/pci/xhci.c b/devicemodel/hw/pci/xhci.c
index 6b655a0e9..9edd7174a 100644
--- a/devicemodel/hw/pci/xhci.c
+++ b/devicemodel/hw/pci/xhci.c
@@ -1820,9 +1820,6 @@ pci_xhci_cmd_disable_slot(struct pci_xhci_vdev *xdev, uint32_t slot)
 			break;
 
 	if (i <= XHCI_MAX_DEVS && XHCI_PORTREG_PTR(xdev, i)) {
-		XHCI_PORTREG_PTR(xdev, i)->portsc &= ~(XHCI_PS_CSC |
-				XHCI_PS_CCS | XHCI_PS_PED | XHCI_PS_PP);
-
 		udev = dev->dev_instance;
 		assert(udev);