diff --git a/Monorail/Monorail/FormMonorailCollection.cs b/Monorail/Monorail/FormMonorailCollection.cs
index 7aba1a5..3c840fb 100644
--- a/Monorail/Monorail/FormMonorailCollection.cs
+++ b/Monorail/Monorail/FormMonorailCollection.cs
@@ -29,7 +29,7 @@ namespace Monorail
 
             if (form.ShowDialog() == DialogResult.OK)
             {
-                if (_monorails + form.SelectedMonorail)
+                if (_monorails + form.SelectedMonorail != -1)
                 {
                     MessageBox.Show("Объект добавлен");
                     pictureBoxCollection.Image = _monorails.ShowMonorails();