diff --git a/src/s2/window.ml b/src/s2/window.ml
index 569bd5f..3c9d284 100644
--- a/src/s2/window.ml
+++ b/src/s2/window.ml
@@ -6,7 +6,7 @@ exception Quit
 type t = Sdl.window
 
 let make ~title =
-  let flags = Sdl.Window.(opengl + resizable - shown) in
+  let flags = Sdl.Window.(opengl + resizable + hidden) in
   let window =
     Sdl.create_window_exn
       ~w:1024 ~h:800