From 53fc13ba7fa46f108be19ccde206dd46741e07be Mon Sep 17 00:00:00 2001
From: Scott Lahteine <github@thinkyhead.com>
Date: Tue, 4 May 2021 01:47:42 -0500
Subject: [PATCH] Fix flush_and_request_resend

---
 Marlin/src/gcode/queue.cpp | 1 +
 1 file changed, 1 insertion(+)

diff --git a/Marlin/src/gcode/queue.cpp b/Marlin/src/gcode/queue.cpp
index a79909917e..39ec338bbf 100644
--- a/Marlin/src/gcode/queue.cpp
+++ b/Marlin/src/gcode/queue.cpp
@@ -270,6 +270,7 @@ void GCodeQueue::flush_and_request_resend(const serial_index_t serial_ind) {
   SERIAL_FLUSH();
   SERIAL_ECHOPGM(STR_RESEND);
   SERIAL_ECHOLN(serial_state[serial_ind.index].last_N + 1);
+  SERIAL_ECHOLNPGM(STR_OK);
 }
 
 static bool serial_data_available(serial_index_t index) {