diff --git a/src/node/system.rs b/src/node/system.rs
index ac0ebea..b15f85f 100644
--- a/src/node/system.rs
+++ b/src/node/system.rs
@@ -1,6 +1,5 @@
 use serde::Serialize;
-use sysinfo::{CpuExt, DiskExt, NetworkExt, NetworksExt, RefreshKind, System, SystemExt};
-use tokio::sync::OnceCell;
+use sysinfo::{DiskExt, NetworkExt, NetworksExt, RefreshKind, System, SystemExt};
 
 #[derive(Serialize)]
 pub struct NetworkInterface {