diff --git a/examples/nrf52840/src/bin/self_spawn.rs b/examples/nrf52840/src/bin/self_spawn.rs
index 196255a5..31ea6c81 100644
--- a/examples/nrf52840/src/bin/self_spawn.rs
+++ b/examples/nrf52840/src/bin/self_spawn.rs
@@ -7,7 +7,11 @@ use embassy_executor::Spawner;
 use embassy_time::{Duration, Timer};
 use {defmt_rtt as _, panic_probe as _};
 
-#[embassy_executor::task(pool_size = 2)]
+mod config {
+    pub const MY_TASK_POOL_SIZE: usize = 2;
+}
+
+#[embassy_executor::task(pool_size = config::MY_TASK_POOL_SIZE)]
 async fn my_task(spawner: Spawner, n: u32) {
     Timer::after(Duration::from_secs(1)).await;
     info!("Spawning self! {}", n);