diff --git a/apps/gui/usb_screen.h b/apps/gui/usb_screen.h
index 6ee467988d..aaf5d58a3f 100644
--- a/apps/gui/usb_screen.h
+++ b/apps/gui/usb_screen.h
@@ -24,7 +24,7 @@
 #include <stdint.h>
 
 #ifdef USB_NONE
-#define gui_usb_screen_run(early_usb, seqnum) do {} while(0)
+#define gui_usb_screen_run(early_usb, seqnum) do {(void)seqnum;} while(0)
 #else
 extern void gui_usb_screen_run(bool early_usb, intptr_t seqnum);
 #endif