diff --git a/lcl/buttonpanel.pas b/lcl/buttonpanel.pas
index 38e939ba2b..0a26c92b75 100644
--- a/lcl/buttonpanel.pas
+++ b/lcl/buttonpanel.pas
@@ -105,6 +105,7 @@ type
     property OnResize;
     property ShowButtons;
     property ShowGlyphs;
+    property Visible;
   end;
 
 procedure Register;