diff --git a/src/platforms/common/blackpill-f4/usbdfu.c b/src/platforms/common/blackpill-f4/usbdfu.c
index a032c075ceb..dccc49d74ed 100644
--- a/src/platforms/common/blackpill-f4/usbdfu.c
+++ b/src/platforms/common/blackpill-f4/usbdfu.c
@@ -94,7 +94,7 @@ void dfu_event(void)
 	/* Ask systick to pause blinking for 1 second */
 	dfu_activity_counter = 10U;
 	/* Toggle-blink it ourself */
-	SET_IDLE_STATE(idle_state);
+	SET_BOOTLOADER_STATE(idle_state);
 	idle_state = !idle_state;
 }