diff --git a/windows/runner/main.cpp b/windows/runner/main.cpp
index 47a82b4..2b73f39 100644
--- a/windows/runner/main.cpp
+++ b/windows/runner/main.cpp
@@ -25,8 +25,9 @@ int APIENTRY wWinMain(_In_ HINSTANCE instance, _In_opt_ HINSTANCE prev,
   project.set_dart_entrypoint_arguments(std::move(command_line_arguments));
 
   FlutterWindow window(project);
-  Win32Window::Point origin(10, 10);
-  Win32Window::Size size(1280, 720);
+  Win32Window::Size size(1920, 1080);
+  Win32Window::Point origin((GetSystemMetrics(SM_CXSCREEN) - size.width) / 2,
+                            (GetSystemMetrics(SM_CYSCREEN) - size.height) / 2);
   if (!window.Create(L"rimworld_modman", origin, size)) {
     return EXIT_FAILURE;
   }