diff --git a/experiments/src/main.rs b/experiments/src/main.rs
index c832e80..1311c2e 100644
--- a/experiments/src/main.rs
+++ b/experiments/src/main.rs
@@ -6,6 +6,7 @@ extern crate alloc;
 
 use alloc::collections::BTreeMap;
 use core::arch::asm;
+use core::ptr::addr_of_mut;
 use libasync::{
     delay,
     smoltcp::{Sockets, TcpStream},
@@ -70,7 +71,7 @@ interrupt_handler!(IRQ, irq, __irq_stack0_start, __irq_stack1_start, {
             if id.0 == 0 {
                 gic.end_interrupt(id);
                 asm::exit_irq();
-                SP.write(&mut __stack1_start as *mut _ as u32);
+                SP.write(addr_of_mut!(__stack1_start) as *mut _ as u32);
                 asm::enable_irq();
                 CORE1_RESTART.store(false, Ordering::Relaxed);
                 notify_spin_lock();