diff --git a/osu.Game/Screens/Edit/LegacyEditorBeatmapPatcher.cs b/osu.Game/Screens/Edit/LegacyEditorBeatmapPatcher.cs
index f3d58a3c3c..e84b6bfc72 100644
--- a/osu.Game/Screens/Edit/LegacyEditorBeatmapPatcher.cs
+++ b/osu.Game/Screens/Edit/LegacyEditorBeatmapPatcher.cs
@@ -115,7 +115,9 @@ namespace osu.Game.Screens.Edit
                 if (editorBeatmap.Bookmarks.Contains(newBookmark))
                     continue;
 
-                editorBeatmap.Bookmarks.Add(newBookmark);
+                int idx = editorBeatmap.Bookmarks.BinarySearch(newBookmark);
+                if (idx < 0)
+                    editorBeatmap.Bookmarks.Insert(~idx, newBookmark);
             }
         }