diff --git a/src/Discord.Net.Core/Entities/Users/IGuildUser.cs b/src/Discord.Net.Core/Entities/Users/IGuildUser.cs
index 79e8f5dcc..471b8ac9c 100644
--- a/src/Discord.Net.Core/Entities/Users/IGuildUser.cs
+++ b/src/Discord.Net.Core/Entities/Users/IGuildUser.cs
@@ -28,5 +28,16 @@ namespace Discord
         Task KickAsync(RequestOptions options = null);
         /// <summary> Modifies this user's properties in this guild. </summary>
         Task ModifyAsync(Action<GuildUserProperties> func, RequestOptions options = null);
+
+        ///<summary> Adds roles to this user in this guild. </summary>
+        Task AddRolesAsync(params IRole[] roles);
+        ///<summary> Adds roles to this user in this guild. </summary>
+        Task AddRolesAsync(IEnumerable<IRole> roles);
+        ///<summary> Removes roles from this user in this guild. </summary>
+        Task RemoveRolesAsync(params IRole[] roles);
+        ///<summary> Removes roles from this user in this guild. </summary>
+        Task RemoveRolesAsync(IEnumerable<IRole> roles);
+        ///<summary> Adds and removes roles from this user in this guild. </summary>
+        Task ChangeRolesAsync(IEnumerable<IRole> add = null, IEnumerable<IRole> remove = null);
     }
 }
diff --git a/src/Discord.Net.Core/Extensions/GuildUserExtensions.cs b/src/Discord.Net.Core/Extensions/GuildUserExtensions.cs
deleted file mode 100644
index 9d152adf9..000000000
--- a/src/Discord.Net.Core/Extensions/GuildUserExtensions.cs
+++ /dev/null
@@ -1,27 +0,0 @@
-using System.Collections.Generic;
-using System.Linq;
-using System.Threading.Tasks;
-
-namespace Discord
-{
-    public static class GuildUserExtensions
-    {
-        public static Task AddRolesAsync(this IGuildUser user, params IRole[] roles)
-            => ChangeRolesAsync(user, add: roles);
-        public static Task AddRolesAsync(this IGuildUser user, IEnumerable<IRole> roles)
-            => ChangeRolesAsync(user, add: roles);
-        public static Task RemoveRolesAsync(this IGuildUser user, params IRole[] roles)
-            => ChangeRolesAsync(user, remove: roles);
-        public static Task RemoveRolesAsync(this IGuildUser user, IEnumerable<IRole> roles)
-            => ChangeRolesAsync(user, remove: roles);
-        public static async Task ChangeRolesAsync(this IGuildUser user, IEnumerable<IRole> add = null, IEnumerable<IRole> remove = null)
-        {
-            IEnumerable<ulong> roleIds = user.RoleIds;
-            if (remove != null)
-                roleIds = roleIds.Except(remove.Select(x => x.Id));
-            if (add != null)
-                roleIds = roleIds.Concat(add.Select(x => x.Id));
-            await user.ModifyAsync(x => x.RoleIds = roleIds.ToArray()).ConfigureAwait(false);
-        }
-    }
-}
diff --git a/src/Discord.Net.Rest/Entities/Users/RestGuildUser.cs b/src/Discord.Net.Rest/Entities/Users/RestGuildUser.cs
index 8de42608d..5bc2d34b4 100644
--- a/src/Discord.Net.Rest/Entities/Users/RestGuildUser.cs
+++ b/src/Discord.Net.Rest/Entities/Users/RestGuildUser.cs
@@ -82,6 +82,23 @@ namespace Discord.Rest
             else if (args.RoleIds.IsSpecified)
                 UpdateRoles(args.RoleIds.Value.ToArray());
         }
+        public Task AddRolesAsync(params IRole[] roles)
+            => ChangeRolesAsync(add: roles);
+        public Task AddRolesAsync(IEnumerable<IRole> roles)
+            => ChangeRolesAsync(add: roles);
+        public Task RemoveRolesAsync(params IRole[] roles)
+            => ChangeRolesAsync(remove: roles);
+        public Task RemoveRolesAsync(IEnumerable<IRole> roles)
+            => ChangeRolesAsync(remove: roles);
+        public async Task ChangeRolesAsync(IEnumerable<IRole> add = null, IEnumerable<IRole> remove = null)
+        {
+            IEnumerable<ulong> roleIds = RoleIds;
+            if (remove != null)
+                roleIds = roleIds.Except(remove.Select(x => x.Id));
+            if (add != null)
+                roleIds = roleIds.Concat(add.Select(x => x.Id));
+            await ModifyAsync(x => x.RoleIds = roleIds.ToArray()).ConfigureAwait(false);
+        }
         public Task KickAsync(RequestOptions options = null)
             => UserHelper.KickAsync(this, Discord, options);
 
diff --git a/src/Discord.Net.WebSocket/Entities/Users/SocketGuildUser.cs b/src/Discord.Net.WebSocket/Entities/Users/SocketGuildUser.cs
index 5162839d7..e0c95e9d8 100644
--- a/src/Discord.Net.WebSocket/Entities/Users/SocketGuildUser.cs
+++ b/src/Discord.Net.WebSocket/Entities/Users/SocketGuildUser.cs
@@ -107,6 +107,23 @@ namespace Discord.WebSocket
             => UserHelper.ModifyAsync(this, Discord, func, options);
         public Task KickAsync(RequestOptions options = null)
             => UserHelper.KickAsync(this, Discord, options);
+        public Task AddRolesAsync(params IRole[] roles)
+            => ChangeRolesAsync(add: roles);
+        public Task AddRolesAsync(IEnumerable<IRole> roles)
+            => ChangeRolesAsync(add: roles);
+        public Task RemoveRolesAsync(params IRole[] roles)
+            => ChangeRolesAsync(remove: roles);
+        public Task RemoveRolesAsync(IEnumerable<IRole> roles)
+            => ChangeRolesAsync(remove: roles);
+        public async Task ChangeRolesAsync(IEnumerable<IRole> add = null, IEnumerable<IRole> remove = null)
+        {
+            IEnumerable<ulong> roleIds = _roleIds;
+            if (remove != null)
+                roleIds = roleIds.Except(remove.Select(x => x.Id));
+            if (add != null)
+                roleIds = roleIds.Concat(add.Select(x => x.Id));
+            await ModifyAsync(x => x.RoleIds = roleIds.ToArray()).ConfigureAwait(false);
+        }
 
         public ChannelPermissions GetPermissions(IGuildChannel channel)
             => new ChannelPermissions(Permissions.ResolveChannel(Guild, this, channel, GuildPermissions.RawValue));