diff --git a/Apis/email-api/Services/SmtpEmailDispatcher.cs b/Apis/email-api/Services/SmtpEmailDispatcher.cs
index d5fdc38..752ff99 100644
--- a/Apis/email-api/Services/SmtpEmailDispatcher.cs
+++ b/Apis/email-api/Services/SmtpEmailDispatcher.cs
@@ -58,7 +58,7 @@ public sealed class SmtpEmailDispatcher
         if (!string.IsNullOrWhiteSpace(req.ReplyTo))
             msg.ReplyTo.Add(MailboxAddress.Parse(req.ReplyTo));
 
-        msg.Subject = $"[{_environmentName}] {req.Subject}".Trim();
+        msg.Subject = req.Subject.Trim();
 
         var shellStart = _templates.Get("email.html-shell.start", "*");
         var shellEnd = _templates.Get("email.html-shell.end", "*");