diff --git a/sphinx-key/src/btn.rs b/sphinx-key/src/btn.rs
index c7c5ac2..4b4bd4c 100644
--- a/sphinx-key/src/btn.rs
+++ b/sphinx-key/src/btn.rs
@@ -28,7 +28,7 @@ fn main() -> anyhow::Result<()> {
     periph::led::led_control_loop(pins.gpio0, peripherals.rmt.channel0, led_rx);
 
     // BUTTON thread
-    periph::button::button_loop(pins.gpio8, led_tx.clone());
+    periph::button::button_loop(pins.gpio9, led_tx.clone());
 
     loop {
         thread::sleep(Duration::from_millis(1000));
diff --git a/sphinx-key/src/main.rs b/sphinx-key/src/main.rs
index 37b511e..42e385b 100644
--- a/sphinx-key/src/main.rs
+++ b/sphinx-key/src/main.rs
@@ -44,7 +44,7 @@ fn main() -> Result<()> {
     led_control_loop(pins.gpio0, peripherals.rmt.channel0, led_rx);
 
     // BUTTON thread
-    // button_loop(pins.gpio8, led_tx.clone());
+    // button_loop(pins.gpio9, led_tx.clone());
 
     // thread::sleep(Duration::from_secs(100));
 
diff --git a/sphinx-key/src/periph/button.rs b/sphinx-key/src/periph/button.rs
index 8b9958c..12c514a 100644
--- a/sphinx-key/src/periph/button.rs
+++ b/sphinx-key/src/periph/button.rs
@@ -9,9 +9,9 @@ const MILLIS: u16 = 10_000;
 
 const PAUSE: u16 = 50;
 
-pub fn button_loop(gpio8: gpio::Gpio8, tx: mpsc::Sender<Status>) {
+pub fn button_loop(gpio9: gpio::Gpio9, tx: mpsc::Sender<Status>) {
     thread::spawn(move || {
-        let mut button = PinDriver::input(gpio8).unwrap();
+        let mut button = PinDriver::input(gpio9).unwrap();
         button.set_pull(Pull::Up).unwrap();
         let mut pressed = false;
         let mut up_times = 0;