diff --git a/ui/ui_utility.cpp b/ui/ui_utility.cpp
index b68b812..e7e5e59 100644
--- a/ui/ui_utility.cpp
+++ b/ui/ui_utility.cpp
@@ -180,4 +180,11 @@ QPixmap PixmapFromImage(QImage &&image) {
 	return QPixmap::fromImage(std::move(image), Qt::ColorOnly);
 }
 
+void DisableCustomScaling() {
+	qunsetenv("QT_DEVICE_PIXEL_RATIO");
+	qunsetenv("QT_SCALE_FACTOR");
+	qunsetenv("QT_AUTO_SCREEN_SCALE_FACTOR");
+	qunsetenv("QT_SCREEN_SCALE_FACTORS");
+}
+
 } // namespace Ui
diff --git a/ui/ui_utility.h b/ui/ui_utility.h
index 901141c..3b2f77a 100644
--- a/ui/ui_utility.h
+++ b/ui/ui_utility.h
@@ -192,4 +192,6 @@ QPointer<const Widget> MakeWeak(not_null<const Widget*> object) {
 
 [[nodiscard]] QPixmap PixmapFromImage(QImage &&image);
 
+void DisableCustomScaling();
+
 } // namespace Ui