diff --git a/drivers/usb/host/xhci.h b/drivers/usb/host/xhci.h
index 4746816aed3e..cc67c7686706 100644
--- a/drivers/usb/host/xhci.h
+++ b/drivers/usb/host/xhci.h
@@ -1738,8 +1738,7 @@ static inline int xhci_register_pci(void) { return 0; }
 static inline void xhci_unregister_pci(void) {}
 #endif
 
-#if defined(CONFIG_USB_XHCI_PLATFORM) \
-	|| defined(CONFIG_USB_XHCI_PLATFORM_MODULE)
+#if IS_ENABLED(CONFIG_USB_XHCI_PLATFORM)
 int xhci_register_plat(void);
 void xhci_unregister_plat(void);
 #else