diff --git a/osu.Game.Tests/Visual/Multiplayer/TestSceneMultiplayerParticipantsList.cs b/osu.Game.Tests/Visual/Multiplayer/TestSceneMultiplayerParticipantsList.cs
index 5da5ab74b2..a7398ebf02 100644
--- a/osu.Game.Tests/Visual/Multiplayer/TestSceneMultiplayerParticipantsList.cs
+++ b/osu.Game.Tests/Visual/Multiplayer/TestSceneMultiplayerParticipantsList.cs
@@ -1,6 +1,7 @@
 // Copyright (c) ppy Pty Ltd <contact@ppy.sh>. Licensed under the MIT Licence.
 // See the LICENCE file in the repository root for full licence text.
 
+using System.Collections.Generic;
 using System.Linq;
 using NUnit.Framework;
 using osu.Framework.Graphics;
@@ -155,7 +156,7 @@ namespace osu.Game.Tests.Visual.Multiplayer
                     {
                         Id = i,
                         Username = $"User {i}",
-                        AllStatistics =
+                        RulesetsStatistics = new Dictionary<string, UserStatistics>
                         {
                             { Ruleset.Value.ShortName, new UserStatistics { GlobalRank = RNG.Next(1, 100000) } }
                         },
@@ -196,7 +197,7 @@ namespace osu.Game.Tests.Visual.Multiplayer
                 {
                     Id = 0,
                     Username = "User 0",
-                    AllStatistics =
+                    RulesetsStatistics = new Dictionary<string, UserStatistics>
                     {
                         { Ruleset.Value.ShortName, new UserStatistics { GlobalRank = RNG.Next(1, 100000) } }
                     },
diff --git a/osu.Game/Screens/OnlinePlay/Multiplayer/Participants/ParticipantPanel.cs b/osu.Game/Screens/OnlinePlay/Multiplayer/Participants/ParticipantPanel.cs
index 49d3bfc2dc..25bc314f1b 100644
--- a/osu.Game/Screens/OnlinePlay/Multiplayer/Participants/ParticipantPanel.cs
+++ b/osu.Game/Screens/OnlinePlay/Multiplayer/Participants/ParticipantPanel.cs
@@ -165,7 +165,7 @@ namespace osu.Game.Screens.OnlinePlay.Multiplayer.Participants
 
             var ruleset = rulesets.GetRuleset(Room.Settings.RulesetID);
 
-            var currentModeRank = User.User?.AllStatistics.GetValueOrDefault(ruleset.ShortName)?.GlobalRank;
+            var currentModeRank = User.User?.RulesetsStatistics?.GetValueOrDefault(ruleset.ShortName)?.GlobalRank;
             userRankText.Text = currentModeRank != null ? $"#{currentModeRank.Value:N0}" : string.Empty;
 
             userStateDisplay.UpdateStatus(User.State, User.BeatmapAvailability);
diff --git a/osu.Game/Users/User.cs b/osu.Game/Users/User.cs
index 2c2f293aac..4a6fd540c7 100644
--- a/osu.Game/Users/User.cs
+++ b/osu.Game/Users/User.cs
@@ -5,12 +5,9 @@ using System;
 using System.Collections.Generic;
 using System.ComponentModel;
 using System.Linq;
-using System.Runtime.Serialization;
 using JetBrains.Annotations;
 using Newtonsoft.Json;
-using Newtonsoft.Json.Linq;
 using osu.Framework.Bindables;
-using osu.Game.IO.Serialization;
 using osu.Game.Online.API.Requests;
 
 namespace osu.Game.Users
@@ -243,22 +240,9 @@ namespace osu.Game.Users
         /// Otherwise empty. Can be altered for testing purposes.
         /// </summary>
         // todo: this should likely be moved to a separate UserCompact class at some point.
-        [UsedImplicitly]
-        public readonly Dictionary<string, UserStatistics> AllStatistics = new Dictionary<string, UserStatistics>();
-
-        [UsedImplicitly]
-        [JsonExtensionData]
-        private readonly IDictionary<string, JToken> otherProperties = new Dictionary<string, JToken>();
-
-        [OnDeserialized]
-        private void onDeserialized(StreamingContext context)
-        {
-            foreach (var kvp in otherProperties.Where(kvp => kvp.Key.StartsWith("statistics_", StringComparison.Ordinal)))
-            {
-                var shortName = kvp.Key.Replace("statistics_", string.Empty);
-                AllStatistics[shortName] = kvp.Value.ToObject<UserStatistics>(JsonSerializer.Create(JsonSerializableExtensions.CreateGlobalSettings()));
-            }
-        }
+        [JsonProperty("statistics_rulesets")]
+        [CanBeNull]
+        public Dictionary<string, UserStatistics> RulesetsStatistics { get; set; }
 
         public override string ToString() => Username;