diff --git a/pipico/board.c b/pipico/board.c
index 4bb8d31..80f0b35 100644
--- a/pipico/board.c
+++ b/pipico/board.c
@@ -32,8 +32,8 @@ extern const __attribute__((aligned(4))) uint8_t firmware[];
 
 static bool active;
 
-static void __time_critical_func(callback)(uint gpio, uint32_t events) {
-    if (events & GPIO_IRQ_EDGE_FALL) {
+static void __time_critical_func(reset)(bool asserted) {
+    if (asserted) {
         active = false;
     }
 }
@@ -45,7 +45,7 @@ void __time_critical_func(board)(void) {
 
     a2pico_init(pio0);
 
-    a2pico_resetcallback(&callback);
+    a2pico_resethandler(&reset);
 
     while (true) {
         uint32_t pico = a2pico_getaddr(pio0);