diff --git a/osu.Game/Beatmaps/BeatmapInfo.cs b/osu.Game/Beatmaps/BeatmapInfo.cs
index 9196dde73c..32b7f0b29b 100644
--- a/osu.Game/Beatmaps/BeatmapInfo.cs
+++ b/osu.Game/Beatmaps/BeatmapInfo.cs
@@ -102,6 +102,14 @@ namespace osu.Game.Beatmaps
 
         public string OnlineMD5Hash { get; set; } = string.Empty;
 
+        /// <summary>
+        /// The last time of a local modification (via the editor).
+        /// </summary>
+        public DateTimeOffset? LastLocalUpdate { get; set; }
+
+        /// <summary>
+        /// The last time online metadata was applied to this beatmap.
+        /// </summary>
         public DateTimeOffset? LastOnlineUpdate { get; set; }
 
         /// <summary>
diff --git a/osu.Game/Beatmaps/BeatmapManager.cs b/osu.Game/Beatmaps/BeatmapManager.cs
index e148016487..d736765dd9 100644
--- a/osu.Game/Beatmaps/BeatmapManager.cs
+++ b/osu.Game/Beatmaps/BeatmapManager.cs
@@ -94,6 +94,7 @@ namespace osu.Game.Beatmaps
 
             var beatmapSet = new BeatmapSetInfo
             {
+                DateAdded = DateTimeOffset.UtcNow,
                 Beatmaps =
                 {
                     new BeatmapInfo(ruleset, new BeatmapDifficulty(), metadata)
@@ -313,6 +314,7 @@ namespace osu.Game.Beatmaps
                 beatmapInfo.MD5Hash = stream.ComputeMD5Hash();
                 beatmapInfo.Hash = stream.ComputeSHA2Hash();
 
+                beatmapInfo.LastLocalUpdate = DateTimeOffset.Now;
                 beatmapInfo.Status = BeatmapOnlineStatus.LocallyModified;
 
                 AddFile(setInfo, stream, createBeatmapFilenameFromMetadata(beatmapInfo));
diff --git a/osu.Game/Database/RealmAccess.cs b/osu.Game/Database/RealmAccess.cs
index 8099db44b1..cdaf35a1fb 100644
--- a/osu.Game/Database/RealmAccess.cs
+++ b/osu.Game/Database/RealmAccess.cs
@@ -68,8 +68,9 @@ namespace osu.Game.Database
         /// 20   2022-07-21    Added LastAppliedDifficultyVersion to RulesetInfo, changed default value of BeatmapInfo.StarRating to -1.
         /// 21   2022-07-27    Migrate collections to realm (BeatmapCollection).
         /// 22   2022-07-31    Added ModPreset.
+        /// 23   2022-08-01    Added LastLocalUpdate to BeatmapInfo.
         /// </summary>
-        private const int schema_version = 22;
+        private const int schema_version = 23;
 
         /// <summary>
         /// Lock object which is held during <see cref="BlockAllOperations"/> sections, blocking realm retrieval during blocking periods.