diff --git a/Software/MainBoard/rust/src/hal/battery.rs b/Software/MainBoard/rust/src/hal/battery.rs
index 7489cc1..29e97c9 100644
--- a/Software/MainBoard/rust/src/hal/battery.rs
+++ b/Software/MainBoard/rust/src/hal/battery.rs
@@ -1,3 +1,4 @@
+use crate::hal::Box;
 use crate::fat_error::{FatError, FatResult};
 use alloc::string::String;
 use async_trait::async_trait;