diff --git a/Telegram/SourceFiles/boxes/self_destruction_box.cpp b/Telegram/SourceFiles/boxes/self_destruction_box.cpp
index c35c05885599e4..3e5daf8623315b 100644
--- a/Telegram/SourceFiles/boxes/self_destruction_box.cpp
+++ b/Telegram/SourceFiles/boxes/self_destruction_box.cpp
@@ -44,7 +44,7 @@ void SelfDestructionBox::prepare() {
 
 	addButton(lang(lng_cancel), [this] { closeBox(); });
 
-	MTP::send(MTPaccount_GetAccountTTL(), rpcDone(base::lambda_guarded(this, [this, loading = std::move(loading)](const MTPAccountDaysTTL &result) mutable {
+	request(MTPaccount_GetAccountTTL()).done([this, loading = std::move(loading)](const MTPAccountDaysTTL &result) mutable {
 		Expects(result.type() == mtpc_accountDaysTTL);
 		Expects(!_ttlValues.empty());
 
@@ -77,5 +77,5 @@ void SelfDestructionBox::prepare() {
 			closeBox();
 		});
 		addButton(lang(lng_cancel), [this] { closeBox(); });
-	})));
+	}).send();
 }
diff --git a/Telegram/SourceFiles/boxes/self_destruction_box.h b/Telegram/SourceFiles/boxes/self_destruction_box.h
index 27eb2d9d02df07..acbaa011c7fbb8 100644
--- a/Telegram/SourceFiles/boxes/self_destruction_box.h
+++ b/Telegram/SourceFiles/boxes/self_destruction_box.h
@@ -21,6 +21,7 @@ Copyright (c) 2014-2017 John Preston, https://desktop.telegram.org
 #pragma once
 
 #include "boxes/abstractbox.h"
+#include "mtproto/sender.h"
 
 namespace Ui {
 class RadiobuttonGroup;
@@ -28,7 +29,7 @@ class Radiobutton;
 class FlatLabel;
 } // namespace Ui
 
-class SelfDestructionBox : public BoxContent {
+class SelfDestructionBox : public BoxContent, private MTP::Sender {
 	Q_OBJECT
 
 public: