diff --git a/src/main.rs b/src/main.rs
index 8ccda34..7e5a04b 100644
--- a/src/main.rs
+++ b/src/main.rs
@@ -173,6 +173,8 @@ struct App {
     tx: Sender<SerialCommand>,
     rx: Receiver<SerialStatus>,
     connected: Option<String>,
+    startup_time: f64,
+    fullscreen_set: bool,
 }
 
 impl App {
@@ -185,6 +187,8 @@ impl App {
             tx: tx_cmd,
             rx: rx_status,
             connected: None,
+            startup_time: macroquad::time::get_time(),
+            fullscreen_set: false,
         }
     }
 
@@ -249,6 +253,11 @@ impl App {
     }
 
     async fn update(&mut self) {
+        if !self.fullscreen_set && macroquad::time::get_time() - self.startup_time >= 1.0 {
+            set_fullscreen(true);
+            self.fullscreen_set = true;
+        }
+
         match self.rx.recv_timeout(Duration::from_millis(100)) {
             Ok(status) => match status {
                 SerialStatus::SerialDisconnected => self.connected = None,
@@ -285,7 +294,6 @@ impl App {
 
 #[macroquad::main("singer")]
 async fn main() {
-    set_fullscreen(true);
     let mut app = App::new();
     app.run().await;
 }