diff --git a/BotPages.Core/Messaging/MessageBuilder.cs b/BotPages.Core/Messaging/MessageBuilder.cs
index bfc2a47..e85319a 100644
--- a/BotPages.Core/Messaging/MessageBuilder.cs
+++ b/BotPages.Core/Messaging/MessageBuilder.cs
@@ -200,6 +200,6 @@ public sealed class MessageBuilder
         _adapterOptions = null;
         _chatId = null;
 
-        return messageId;
+        return outMessageId;
     }
 }
diff --git a/Demo/Pages/FileSendPage.cs b/Demo/Pages/FileSendPage.cs
index 879b122..00bb6ea 100644
--- a/Demo/Pages/FileSendPage.cs
+++ b/Demo/Pages/FileSendPage.cs
@@ -23,7 +23,7 @@ public sealed class FileSendPage : SingletonPage
             GetStreamAsync = _ => Task.FromResult<Stream>(stream)
         };
 
-        await new MessageBuilder(ctx)
+        var msg = await new MessageBuilder(ctx)
             .Text("Вот пример отправки нового файла 📎", MessageFormat.Markdown)
             .File(demoFile, "Демонстрационный файл")
             .SendAsync(ct);