diff --git a/src/Discord.Net.Rest/Entities/Channels/RestGroupChannel.cs b/src/Discord.Net.Rest/Entities/Channels/RestGroupChannel.cs
index 645ce26c8..d06077a4a 100644
--- a/src/Discord.Net.Rest/Entities/Channels/RestGroupChannel.cs
+++ b/src/Discord.Net.Rest/Entities/Channels/RestGroupChannel.cs
@@ -41,7 +41,7 @@ namespace Discord.Rest
             if (model.Recipients.IsSpecified)
                 UpdateUsers(model.Recipients.Value);
         }
-        internal virtual void UpdateUsers(API.User[] models)
+        internal void UpdateUsers(API.User[] models)
         {
             var users = ImmutableDictionary.CreateBuilder<ulong, RestGroupUser>();
             for (int i = 0; i < models.Length; i++)
diff --git a/src/Discord.Net.WebSocket/Audio/AudioClient.cs b/src/Discord.Net.WebSocket/Audio/AudioClient.cs
index 5bf686dc4..de20fcdff 100644
--- a/src/Discord.Net.WebSocket/Audio/AudioClient.cs
+++ b/src/Discord.Net.WebSocket/Audio/AudioClient.cs
@@ -300,7 +300,7 @@ namespace Discord.Audio
             catch (OperationCanceledException) { }
         }
 
-        internal virtual void Dispose(bool disposing)
+        internal void Dispose(bool disposing)
         {
             if (!_isDisposed)
                 _isDisposed = true;
diff --git a/src/Discord.Net.WebSocket/Entities/Channels/SocketGroupChannel.cs b/src/Discord.Net.WebSocket/Entities/Channels/SocketGroupChannel.cs
index 85dab8d89..a096e169e 100644
--- a/src/Discord.Net.WebSocket/Entities/Channels/SocketGroupChannel.cs
+++ b/src/Discord.Net.WebSocket/Entities/Channels/SocketGroupChannel.cs
@@ -53,7 +53,7 @@ namespace Discord.WebSocket
             if (model.Recipients.IsSpecified)
                 UpdateUsers(state, model.Recipients.Value);
         }
-        internal virtual void UpdateUsers(ClientState state, UserModel[] models)
+        private void UpdateUsers(ClientState state, UserModel[] models)
         {
             var users = new ConcurrentDictionary<ulong, SocketGroupUser>(ConcurrentHashSet.DefaultConcurrencyLevel, (int)(models.Length * 1.05));
             for (int i = 0; i < models.Length; i++)