diff --git a/Program.cs b/Program.cs
index 7ee89f2..89088d1 100644
--- a/Program.cs
+++ b/Program.cs
@@ -258,7 +258,10 @@ namespace chord
 
 								foreach (var users in roles.Members)
 								{
-									node.Children.Add(new TreeNode($"{users.Username}#{users.Discriminator} ({users.Nickname})"));
+									var userName = Regex.Replace(users.Username, @"[^\u0000-\u007F]+", string.Empty);
+									var userNick = Regex.Replace(users.Nickname, @"[^\u0000-\u007F]+", string.Empty);
+
+									node.Children.Add(new TreeNode($"{userNick}#{users.Discriminator} ({userNick})"));
 								}
 
 								rolesDict.Add(roles.Position, node);