diff --git a/crates/irtt-client/src/lib.rs b/crates/irtt-client/src/lib.rs
index f418e8e..d8ae692 100644
--- a/crates/irtt-client/src/lib.rs
+++ b/crates/irtt-client/src/lib.rs
@@ -2,6 +2,7 @@
     not(all(target_os = "linux", feature = "ancillary")),
     forbid(unsafe_code)
 )]
+#![cfg_attr(all(target_os = "linux", feature = "ancillary"), deny(unsafe_code))]
 
 mod client;
 mod config;
diff --git a/crates/irtt-client/src/receive/linux.rs b/crates/irtt-client/src/receive/linux.rs
index 16a424b..441c497 100644
--- a/crates/irtt-client/src/receive/linux.rs
+++ b/crates/irtt-client/src/receive/linux.rs
@@ -1,3 +1,4 @@
+#![allow(unsafe_code)]
 use std::{
     io, mem,
     net::{SocketAddr, UdpSocket},