diff --git a/Telegram/SourceFiles/boxes/phone_banned_box.cpp b/Telegram/SourceFiles/boxes/phone_banned_box.cpp
index af52be5e4..333895eb6 100644
--- a/Telegram/SourceFiles/boxes/phone_banned_box.cpp
+++ b/Telegram/SourceFiles/boxes/phone_banned_box.cpp
@@ -32,7 +32,7 @@ I'm trying to use my mobile phone number: ") + phone + qsl("\n\
 But Telegram says it's banned. Please help.\n\
 \n\
 App version: ") + version + qsl("\n\
-OS version: ") + ::Platform::SystemVersionPretty() + qsl("\n\
+OS version: ") + QSysInfo::prettyProductName() + qsl("\n\
 Locale: ") + ::Platform::SystemLanguage();
 
 	const auto url = "mailto:?to="
diff --git a/Telegram/SourceFiles/main/main_account.cpp b/Telegram/SourceFiles/main/main_account.cpp
index ebf62445b..18e09cba4 100644
--- a/Telegram/SourceFiles/main/main_account.cpp
+++ b/Telegram/SourceFiles/main/main_account.cpp
@@ -417,8 +417,8 @@ void Account::startMtp(std::unique_ptr<MTP::Config> config) {
 
 	auto fields = base::take(_mtpFields);
 	fields.config = std::move(config);
-	fields.deviceModel = Platform::DeviceModelPretty();
-	fields.systemVersion = Platform::SystemVersionPretty();
+	fields.deviceModel = QSysInfo::machineHostName();
+	fields.systemVersion = QSysInfo::prettyProductName();
 	_mtp = std::make_unique<MTP::Instance>(
 		MTP::Instance::Mode::Normal,
 		std::move(fields));
@@ -563,8 +563,8 @@ void Account::destroyMtpKeys(MTP::AuthKeysList &&keys) {
 	destroyFields.mainDcId = MTP::Instance::Fields::kNoneMainDc;
 	destroyFields.config = std::make_unique<MTP::Config>(_mtp->config());
 	destroyFields.keys = std::move(keys);
-	destroyFields.deviceModel = Platform::DeviceModelPretty();
-	destroyFields.systemVersion = Platform::SystemVersionPretty();
+	destroyFields.deviceModel = QSysInfo::machineHostName();
+	destroyFields.systemVersion = QSysInfo::prettyProductName();
 	_mtpForKeysDestroy = std::make_unique<MTP::Instance>(
 		MTP::Instance::Mode::KeysDestroyer,
 		std::move(destroyFields));