diff --git a/src/gpu.rs b/src/gpu.rs
index 96a5af5..a891243 100644
--- a/src/gpu.rs
+++ b/src/gpu.rs
@@ -72,7 +72,10 @@ impl GPU {
     }
 
     pub fn cycle(&mut self) {
-        self.draw_bg();
+        self.ly = self.ly.wrapping_add(1);
+        self.frame_buffer = [[[self.ly, 0x00, 0x00, 0xFF]; SCREEN_W]; SCREEN_H];
+
+        // self.draw_bg();
     }
 
     fn grey_to_l(v: u8, i: usize) -> u8 {
diff --git a/src/main.rs b/src/main.rs
index 2c2727b..cf2f226 100644
--- a/src/main.rs
+++ b/src/main.rs
@@ -12,6 +12,7 @@ use winit::event::{ElementState, Event, WindowEvent};
 use winit::keyboard::{Key, ModifiersState};
 use winit::platform::modifier_supplement::KeyEventExtModifierSupplement;
 use winit::{event_loop::EventLoop, window::WindowBuilder};
+use winit::event_loop::ControlFlow;
 
 mod context;
 mod cpu;
@@ -46,6 +47,7 @@ async fn main() -> Result<(), impl std::error::Error> {
     println!("Starting \"{game_name}\"...");
 
     let event_loop = EventLoop::new().unwrap();
+    event_loop.set_control_flow(ControlFlow::Poll);
 
     let window = WindowBuilder::new()
         .with_title(format!("gb-rs - {:}", game_name))