diff --git a/qt_ui/main.py b/qt_ui/main.py
index 25985654..f8ada488 100644
--- a/qt_ui/main.py
+++ b/qt_ui/main.py
@@ -57,7 +57,10 @@ def inject_custom_payloads(user_path: Path) -> None:
 
 
 def run_ui(game: Optional[Game]) -> None:
-    os.environ["QT_AUTO_SCREEN_SCALE_FACTOR"] = "1"  # Potential fix for 4K screens
+    os.environ["QT_ENABLE_HIGHDPI_SCALING"] = "1"  # Potential fix for 4K screens
+    QApplication.setHighDpiScaleFactorRoundingPolicy(
+        Qt.HighDpiScaleFactorRoundingPolicy.PassThrough
+    )
     app = QApplication(sys.argv)
 
     app.setAttribute(Qt.AA_DisableWindowContextHelpButton)