diff --git a/src/transport/middle_proxy/send.rs b/src/transport/middle_proxy/send.rs
index 2407949..2828fb2 100644
--- a/src/transport/middle_proxy/send.rs
+++ b/src/transport/middle_proxy/send.rs
@@ -6,8 +6,8 @@ use std::sync::Arc;
 use std::sync::atomic::Ordering;
 use std::time::{Duration, Instant};
 
-use tokio::sync::{OwnedSemaphorePermit, Semaphore, TryAcquireError, mpsc};
 use tokio::sync::mpsc::error::TrySendError;
+use tokio::sync::{OwnedSemaphorePermit, Semaphore, TryAcquireError, mpsc};
 use tracing::{debug, warn};
 
 use super::MePool;