diff --git a/ssh2userauth.c b/ssh2userauth.c
index 833fde8f..32dde8d0 100644
--- a/ssh2userauth.c
+++ b/ssh2userauth.c
@@ -509,9 +509,9 @@ static void ssh2_userauth_process_queue(PacketProtocolLayer *ppl)
                 while (bufchain_size(&s->banner) > 0) {
                     ptrlen data = bufchain_prefix(&s->banner);
                     seat_stderr_pl(s->ppl.seat, data);
-                    bufchain_consume(&s->banner, data.len);
                     mid_line =
                         (((const char *)data.ptr)[data.len-1] != '\n');
+                    bufchain_consume(&s->banner, data.len);
                 }
                 bufchain_clear(&s->banner);