diff --git a/src/backends/av_foundation.rs b/src/backends/av_foundation.rs
index 06ebe78..051a5fa 100644
--- a/src/backends/av_foundation.rs
+++ b/src/backends/av_foundation.rs
@@ -10,7 +10,7 @@ use lazy_static::lazy_static;
 use log::{info, trace};
 use objc::runtime::{Object, Sel};
 use objc::{class, declare::ClassDecl, msg_send, sel, sel_impl};
-use unic_langid::LanguageIdentifier;
+use oxylangtag::LanguageTag;
 
 use crate::{Backend, BackendId, Error, Features, Gender, UtteranceId, Voice, CALLBACKS};