diff --git a/src/connect.rs b/src/connect.rs
index 90071bcef..2f2488b45 100644
--- a/src/connect.rs
+++ b/src/connect.rs
@@ -907,10 +907,11 @@ mod verbose {
         ) -> Poll<Result<usize, io::Error>> {
             match Pin::new(&mut self.inner).poll_write_vectored(cx, bufs) {
                 Poll::Ready(Ok(n)) => {
-                    let buf = bufs
+                    let buf: Vec<u8> = bufs
                         .iter()
-                        .find(|b| !b.is_empty())
-                        .map_or(&[][..], |b| &**b);
+                        .flat_map(|b| &**b)
+                        .map(|b| *b)
+                        .collect();
                     log::trace!("{:08x} write: {:?}", self.id, Escape(&buf[..n]));
                     Poll::Ready(Ok(n))
                 }