diff --git a/BK7231Flasher/FormMain.cs b/BK7231Flasher/FormMain.cs
index 109a407..c0449e1 100644
--- a/BK7231Flasher/FormMain.cs
+++ b/BK7231Flasher/FormMain.cs
@@ -948,6 +948,8 @@ private void showAdvancedOptions(bool b)
             buttonEraseAll.Visible = b;
             buttonRestoreRF.Visible = b;
             checkBoxAllowBackup.Visible = b;
+            checkBoxOverwriteBootloader.Visible = b;
+            checkBoxSkipKeyCheck.Visible = b;
         }
         
         private void buttonOpenBackupsDir_Click(object sender, EventArgs e)