diff --git a/src/trekstor.rs b/src/trekstor.rs
index 8f773f8..ebad002 100644
--- a/src/trekstor.rs
+++ b/src/trekstor.rs
@@ -4,7 +4,7 @@ use evdev::KeyCode;
 use linfb::shape::Color;
 use slint::platform::software_renderer::{MinimalSoftwareWindow, RepaintBufferType, Rgb565Pixel};
 use slint::platform::{Platform, WindowEvent};
-use slint::{LogicalPosition, PhysicalSize, Rgb8Pixel};
+use slint::{LogicalPosition, PhysicalSize, Rgb8Pixel, WindowSize};
 
 use self::input::InputState;
 use self::screen::Screen;
@@ -46,8 +46,10 @@ impl Platform for Trekstor {
         let window_width = ctx.screen.width();
         let window_height = ctx.screen.height();
 
-        self.window
-            .set_size(PhysicalSize::new(window_width, window_height));
+        self.window.set_size(WindowSize::Physical(PhysicalSize::new(
+            window_width,
+            window_height,
+        )));
 
         loop {
             ctx.input.handle_event();