Memory leak on TAdvStringGrid

VCL TMS VCL UI Pack
4

I see no leak here

procedure TForm1.FormCreate(Sender: TObject);
begin
ReportMemoryLeaksOnShutdown := true;

advstringgrid1.CellProperties[1,1].ReadOnly := true;
advstringgrid1.CellProperties[1,1].BrushColor := clSilver;
end;