diff --git a/sane/scanner.cpp b/sane/scanner.cpp
index 077e658..1f0c9cf 100644
--- a/sane/scanner.cpp
+++ b/sane/scanner.cpp
@@ -384,6 +384,8 @@ namespace callback
 	}
 	static void unint_ui(void)
 	{
+		if (close_ui)
+			close_ui(UI_INDICATOR | UI_SETTING);
 		choose_scanner = NULL;
 		apply_current_config = NULL;
 		show_setting_ui = NULL;