diff --git a/examples/stm32wb/src/bin/eddystone_beacon.rs b/examples/stm32wb/src/bin/eddystone_beacon.rs
index b99f8cb2..451bd7d2 100644
--- a/examples/stm32wb/src/bin/eddystone_beacon.rs
+++ b/examples/stm32wb/src/bin/eddystone_beacon.rs
@@ -63,7 +63,7 @@ async fn main(_spawner: Spawner) {
     let sys_event = mbox.sys_subsystem.read().await;
     info!("sys event: {}", sys_event.payload());
 
-    mbox.sys_subsystem.shci_c2_ble_init(Default::default()).await;
+    let _ = mbox.sys_subsystem.shci_c2_ble_init(Default::default()).await;
 
     info!("resetting BLE...");
     mbox.ble_subsystem.reset().await;
diff --git a/examples/stm32wb/src/bin/gatt_server.rs b/examples/stm32wb/src/bin/gatt_server.rs
index 7621efb1..0f6419d4 100644
--- a/examples/stm32wb/src/bin/gatt_server.rs
+++ b/examples/stm32wb/src/bin/gatt_server.rs
@@ -71,7 +71,7 @@ async fn main(_spawner: Spawner) {
     let sys_event = mbox.sys_subsystem.read().await;
     info!("sys event: {}", sys_event.payload());
 
-    mbox.sys_subsystem.shci_c2_ble_init(Default::default()).await;
+    let _ = mbox.sys_subsystem.shci_c2_ble_init(Default::default()).await;
 
     info!("resetting BLE...");
     mbox.ble_subsystem.reset().await;
diff --git a/examples/stm32wb/src/bin/tl_mbox_ble.rs b/examples/stm32wb/src/bin/tl_mbox_ble.rs
index a511e89a..90349422 100644
--- a/examples/stm32wb/src/bin/tl_mbox_ble.rs
+++ b/examples/stm32wb/src/bin/tl_mbox_ble.rs
@@ -49,7 +49,7 @@ async fn main(_spawner: Spawner) {
     let sys_event = mbox.sys_subsystem.read().await;
     info!("sys event: {}", sys_event.payload());
 
-    mbox.sys_subsystem.shci_c2_ble_init(Default::default()).await;
+    let _ = mbox.sys_subsystem.shci_c2_ble_init(Default::default()).await;
 
     info!("starting ble...");
     mbox.ble_subsystem.tl_write(0x0c, &[]).await;