diff --git a/src/edit/editor.rs b/src/edit/editor.rs
index 80fb525..a7693af 100644
--- a/src/edit/editor.rs
+++ b/src/edit/editor.rs
@@ -1,7 +1,7 @@
 // SPDX-License-Identifier: MIT OR Apache-2.0
 
 #[cfg(not(feature = "std"))]
-use alloc::string::String;
+use alloc::string::{String, ToString};
 use core::{
     cmp::{self, Ordering},
     iter::once,