diff --git a/src/font/fallback/mod.rs b/src/font/fallback/mod.rs
index 80f0418..afd4785 100644
--- a/src/font/fallback/mod.rs
+++ b/src/font/fallback/mod.rs
@@ -1,5 +1,7 @@
 // SPDX-License-Identifier: MIT OR Apache-2.0
 
+use alloc::borrow::ToOwned;
+use alloc::string::String;
 use alloc::sync::Arc;
 use alloc::vec::Vec;
 use core::{mem, ops::Range};