diff --git a/osu.Game/Beatmaps/BeatmapManager.cs b/osu.Game/Beatmaps/BeatmapManager.cs
index 1c9933387c..71cafd46c0 100644
--- a/osu.Game/Beatmaps/BeatmapManager.cs
+++ b/osu.Game/Beatmaps/BeatmapManager.cs
@@ -312,7 +312,7 @@ namespace osu.Game.Beatmaps
                 if (existingFileInfo != null)
                     DeleteFile(setInfo, existingFileInfo);
 
-                string? oldMd5Hash = beatmapInfo.MD5Hash;
+                string oldMd5Hash = beatmapInfo.MD5Hash;
 
                 beatmapInfo.MD5Hash = stream.ComputeMD5Hash();
                 beatmapInfo.Hash = stream.ComputeSHA2Hash();