diff --git a/src/main.rs b/src/main.rs
index 6b32735..92d8b69 100644
--- a/src/main.rs
+++ b/src/main.rs
@@ -33,9 +33,9 @@ async fn main() {
   let clients_filter = warp::any().map(move || clients_filter.clone());
 
   let gpio = Gpio::new().expect("gpio init");
-  let mut pin = gpio.get(BUTTON_PIN).expect("pin init").into_input_pulldown();
+  let mut pin = gpio.get(BUTTON_PIN).expect("pin init").into_input_pullup();
 
-  pin.set_async_interrupt(Trigger::RisingEdge, move |level| button_pressed(level, &clients))
+  pin.set_async_interrupt(Trigger::FallingEdge, move |level| button_pressed(level, &clients))
      .expect("set interrupt");
 
   // GET /