From 2513f6b5501b6f9fcc9f0fcfabae0b119cb1634d Mon Sep 17 00:00:00 2001
From: Chris Pepper <p3p@p3psoft.co.uk>
Date: Mon, 4 Mar 2019 16:44:54 +0000
Subject: [PATCH] Fix multiport G28 with Binary Transfer (#13308)

---
 Marlin/src/gcode/sdcard/M28_M29.cpp | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/Marlin/src/gcode/sdcard/M28_M29.cpp b/Marlin/src/gcode/sdcard/M28_M29.cpp
index 6b8a05cc0..815a43ae0 100644
--- a/Marlin/src/gcode/sdcard/M28_M29.cpp
+++ b/Marlin/src/gcode/sdcard/M28_M29.cpp
@@ -27,6 +27,10 @@
 #include "../gcode.h"
 #include "../../sd/cardreader.h"
 
+#if NUM_SERIAL > 1
+  #include "../queue.h"
+#endif
+
 /**
  * M28: Start SD Write
  */