diff --git a/src/usb.rs b/src/usb.rs
index cde8d18..94cba51 100644
--- a/src/usb.rs
+++ b/src/usb.rs
@@ -1,3 +1,4 @@
+#![cfg_attr(debug_assertions, allow(async_fn_in_trait))]
 use std::error::Error;
 
 use crate::context::UsbInterface;