diff --git a/crates/shadowsocks-service/src/local/loadbalancing/ping_balancer.rs b/crates/shadowsocks-service/src/local/loadbalancing/ping_balancer.rs
index cf2710a9378c..3346f328be4e 100644
--- a/crates/shadowsocks-service/src/local/loadbalancing/ping_balancer.rs
+++ b/crates/shadowsocks-service/src/local/loadbalancing/ping_balancer.rs
@@ -480,7 +480,7 @@ impl PingChecker {
                 Err(err)
             }
             Err(..) => {
-                use std::io::{Error, ErrorKind};
+                use std::io::ErrorKind;
 
                 // Timeout
                 trace!(
@@ -491,8 +491,7 @@ impl PingChecker {
                 );
 
                 // NOTE: timeout exceeded. Count as error.
-                let err = Error::new(ErrorKind::TimedOut, "Request timed out");
-                Err(err)
+                Err(ErrorKind::TimedOut.into())
             }
         }
     }