diff --git a/osu.Game/Overlays/Dialog/PopupDialog.cs b/osu.Game/Overlays/Dialog/PopupDialog.cs
index 37674a5dcb..cff887865a 100644
--- a/osu.Game/Overlays/Dialog/PopupDialog.cs
+++ b/osu.Game/Overlays/Dialog/PopupDialog.cs
@@ -87,7 +87,7 @@ namespace osu.Game.Overlays.Dialog
             }
         }
 
-        public PopupDialog()
+        protected PopupDialog()
         {
             RelativeSizeAxes = Axes.Both;