diff --git a/drivers/platform/chrome/cros_ec_typec.c b/drivers/platform/chrome/cros_ec_typec.c
index 3019e29f200d..4bd2752c0823 100644
--- a/drivers/platform/chrome/cros_ec_typec.c
+++ b/drivers/platform/chrome/cros_ec_typec.c
@@ -228,6 +228,7 @@ static void cros_typec_remove_partner(struct cros_typec_data *typec,
 	cros_typec_unregister_altmodes(typec, port_num, true);
 
 	cros_typec_usb_disconnect_state(port);
+	port->mux_flags = USB_PD_MUX_NONE;
 
 	typec_unregister_partner(port->partner);
 	port->partner = NULL;