diff --git a/osu.Game/Configuration/OsuConfigManager.cs b/osu.Game/Configuration/OsuConfigManager.cs
index 93d9068a2e..2968dadb40 100644
--- a/osu.Game/Configuration/OsuConfigManager.cs
+++ b/osu.Game/Configuration/OsuConfigManager.cs
@@ -52,8 +52,6 @@ namespace osu.Game.Configuration
             Set(OsuSetting.ChatHighlightName, true);
             Set(OsuSetting.ChatMessageNotification, true);
 
-            Set(OsuSetting.HighlightWords, string.Empty);
-
             // Audio
             Set(OsuSetting.VolumeInactive, 0.25, 0, 1, 0.01);
 
diff --git a/osu.Game/Online/Chat/MessageNotifier.cs b/osu.Game/Online/Chat/MessageNotifier.cs
index 1637d2c2fe..0e6da54e8d 100644
--- a/osu.Game/Online/Chat/MessageNotifier.cs
+++ b/osu.Game/Online/Chat/MessageNotifier.cs
@@ -141,17 +141,6 @@ namespace osu.Game.Online.Chat
 
                     continue;
                 }
-
-                if (!string.IsNullOrWhiteSpace(highlightWords.Value))
-                {
-                    var matchedWord = hasCaseInsensitive(words, getWords(highlightWords.Value));
-
-                    if (matchedWord != null)
-                    {
-                        var notification = new HighlightNotification(message.Sender.Username, matchedWord, onClick);
-                        notificationOverlay?.Post(notification);
-                    }
-                }
             }
         }
 
@@ -164,30 +153,7 @@ namespace osu.Game.Online.Chat
 
         private static bool anyCaseInsensitive(IEnumerable<string> x, string y) => x.Any(x2 => x2.Equals(y, StringComparison.OrdinalIgnoreCase));
 
-        public class HighlightNotification : SimpleNotification
-        {
-            public HighlightNotification(string highlighter, string word, Action onClick)
-            {
-                Icon = FontAwesome.Solid.Highlighter;
-                Text = $"'{word}' was mentioned in chat by '{highlighter}'. Click to find out why!";
-                this.onClick = onClick;
-            }
 
-            private readonly Action onClick;
-
-            public override bool IsImportant => false;
-
-            [BackgroundDependencyLoader]
-            private void load(OsuColour colours)
-            {
-                IconBackgound.Colour = colours.PurpleDark;
-                Activated = delegate
-                {
-                    onClick?.Invoke();
-                    return true;
-                };
-            }
-        }
 
         public class PrivateMessageNotification : SimpleNotification
         {
diff --git a/osu.Game/Overlays/Settings/Sections/Online/InGameChatSettings.cs b/osu.Game/Overlays/Settings/Sections/Online/InGameChatSettings.cs
deleted file mode 100644
index 781aa10618..0000000000
--- a/osu.Game/Overlays/Settings/Sections/Online/InGameChatSettings.cs
+++ /dev/null
@@ -1,27 +0,0 @@
-// 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 osu.Framework.Allocation;
-using osu.Framework.Graphics;
-using osu.Game.Configuration;
-
-namespace osu.Game.Overlays.Settings.Sections.Online
-{
-    public class InGameChatSettings : SettingsSubsection
-    {
-        protected override string Header => "In-Game Chat";
-
-        [BackgroundDependencyLoader]
-        private void load(OsuConfigManager config)
-        {
-            Children = new Drawable[]
-            {
-                new SettingsTextBox
-                {
-                    LabelText = "Chat highlight words (space-separated list)",
-                    Bindable = config.GetBindable<string>(OsuSetting.HighlightWords)
-                }
-            };
-        }
-    }
-}
diff --git a/osu.Game/Overlays/Settings/Sections/OnlineSection.cs b/osu.Game/Overlays/Settings/Sections/OnlineSection.cs
index 67a2e881d0..77aa81b429 100644
--- a/osu.Game/Overlays/Settings/Sections/OnlineSection.cs
+++ b/osu.Game/Overlays/Settings/Sections/OnlineSection.cs
@@ -17,8 +17,7 @@ namespace osu.Game.Overlays.Settings.Sections
             Children = new Drawable[]
             {
                 new WebSettings(),
-                new AlertsAndPrivacySettings(),
-                new InGameChatSettings()
+                new AlertsAndPrivacySettings()
             };
         }
     }