diff --git a/src/kcp.rs b/src/kcp.rs
index e4bcacc..20cfad8 100644
--- a/src/kcp.rs
+++ b/src/kcp.rs
@@ -1532,7 +1532,9 @@ impl<Output: AsyncWrite + Unpin + Send> Kcp<Output> {
                 Some(mut new_segment) => {
                     new_segment.conv = self.conv;
                     #[cfg(feature = "hoyo-token")]
-                    new_segment.token = self.token;
+                    {
+                        new_segment.token = self.token;
+                    }
                     new_segment.cmd = KCP_CMD_PUSH;
                     new_segment.wnd = segment.wnd;
                     new_segment.ts = self.current;