diff --git a/TGServerService/ChatCommands.cs b/TGServerService/ChatCommands.cs
index 6eb1c0ca3a..a5401130f6 100644
--- a/TGServerService/ChatCommands.cs
+++ b/TGServerService/ChatCommands.cs
@@ -56,7 +56,7 @@ namespace TGServerService
 		protected override ExitCode Run(IList<string> parameters)
 		{
 			var res = Instance.SendCommand(String.Format("{0};sender={1};custom={2}", Keyword, CommandInfo.Value.Speaker, String.Join(" ", parameters)));
-			if (res != "SUCESS" && !String.IsNullOrWhiteSpace(res))
+			if (res != "SUCCESS" && !String.IsNullOrWhiteSpace(res))
 				OutputProc(res);
 			return ExitCode.Normal;
 		}