diff --git a/src/Views/CheckView.vala b/src/Views/CheckView.vala
index d2d23d34c..0c046e5fa 100644
--- a/src/Views/CheckView.vala
+++ b/src/Views/CheckView.vala
@@ -28,7 +28,7 @@ public class Installer.CheckView : AbstractInstallerView {
     private Gtk.Box message_box;
     public bool has_messages {
         get {
-            return message_box.get_first_child != null;
+            return message_box.get_first_child () != null;
         }
     }