diff --git a/ChatBot/Services/Telegram/Commands/TelegramCommandProcessor.cs b/ChatBot/Services/Telegram/Commands/TelegramCommandProcessor.cs
index b5b0f99..5cde7dd 100644
--- a/ChatBot/Services/Telegram/Commands/TelegramCommandProcessor.cs
+++ b/ChatBot/Services/Telegram/Commands/TelegramCommandProcessor.cs
@@ -71,7 +71,7 @@ namespace ChatBot.Services.Telegram.Commands
                     if (botInfo != null)
                     {
                         bool hasBotMention = messageText.Contains($"@{botInfo.Username}");
-                        bool hasOtherMentions = messageText.Contains("@") && !hasBotMention;
+                        bool hasOtherMentions = messageText.Contains('@') && !hasBotMention;
 
                         if (!hasBotMention && hasOtherMentions)
                         {