diff --git a/Telegram/SourceFiles/kotato/kotato_settings.cpp b/Telegram/SourceFiles/kotato/kotato_settings.cpp
index 768e0200c..a9a2c9752 100644
--- a/Telegram/SourceFiles/kotato/kotato_settings.cpp
+++ b/Telegram/SourceFiles/kotato/kotato_settings.cpp
@@ -155,6 +155,22 @@ CheckHandler IntLimitMin(int min) {
 	};
 }
 
+CheckHandler ScalesLimit() {
+	return [=] (QVariant value) -> QVariant {
+		auto newArrayValue = QJsonArray();
+		if (value.canConvert<QJsonArray>()) {
+			auto arrayValue = value.toJsonArray();
+			for (auto i = arrayValue.begin(); i != arrayValue.end() && arrayValue.size() <= 6; ++i) {
+				const auto scaleNumber = (*i).toDouble(); 
+				if (scaleNumber >= style::kScaleMin && scaleNumber <= style::kScaleMax) {
+					newArrayValue.append(scaleNumber);
+				}
+			}
+		}
+		return newArrayValue;
+	};
+}
+
 
 CheckHandler NetSpeedBoostConv(CheckHandler wrapped = nullptr) {
 	return [=] (QVariant value) -> QVariant {
@@ -293,6 +309,9 @@ const std::map<QString, Definition, std::greater<QString>> DefinitionMap {
 	{ "show_phone_in_drawer", {
 		.type = SettingType::BoolSetting,
 		.defaultValue = true, }},
+	{ "scales", {
+		.type = SettingType::QJsonArraySetting,
+		.limitHandler = ScalesLimit(), }},
 };
 
 using OldOptionKey = QString;
diff --git a/Telegram/SourceFiles/settings/settings_main.cpp b/Telegram/SourceFiles/settings/settings_main.cpp
index 371b65f10..4018f1f4f 100644
--- a/Telegram/SourceFiles/settings/settings_main.cpp
+++ b/Telegram/SourceFiles/settings/settings_main.cpp
@@ -44,6 +44,8 @@ https://github.com/telegramdesktop/tdesktop/blob/master/LEGAL
 #include "styles/style_settings.h"
 #include "base/platform/base_platform_info.h"
 
+#include <QtCore/QJsonArray>
+
 namespace Settings {
 
 void SetupLanguageButton(
@@ -197,8 +199,22 @@ void SetupInterfaceScale(
 		object_ptr<Ui::SettingsSlider>(container, st::settingsSlider),
 		icon ? st::settingsScalePadding : st::settingsBigScalePadding);
 
+	static const auto customScales = [&] {
+		const auto scalesJson = ::Kotato::JsonSettings::Get("scales").toJsonArray();
+		auto result = std::vector<int>();
+		result.reserve(scalesJson.size());
+		for (auto i = scalesJson.begin(); i != scalesJson.end(); ++i) {
+			if ((*i).type() != QJsonValue::Undefined) {
+				result.push_back(int((*i).toDouble()));
+			}
+		}
+		return result;
+	}();
+
 	static const auto ScaleValues = [&] {
-		auto values = (cIntRetinaFactor() > 1)
+		auto values = (customScales.size() > 1)
+			? customScales
+			: (cIntRetinaFactor() > 1)
 			? std::vector<int>{ 100, 110, 120, 130, 140, 150 }
 			: std::vector<int>{ 100, 125, 150, 200, 250, 300 };
 		if (cConfigScale() == style::kScaleAuto) {