diff --git a/Marlin/src/gcode/config/M217.cpp b/Marlin/src/gcode/config/M217.cpp
index bcdaf4e687e31efd8e1def794f7217e9f487ed98..31271ba2ca7d7b1b2596f7c876b7dd8439e4d39a 100644
--- a/Marlin/src/gcode/config/M217.cpp
+++ b/Marlin/src/gcode/config/M217.cpp
@@ -27,10 +27,6 @@
 #include "../gcode.h"
 #include "../../module/tool_change.h"
 
-#if NUM_SERIAL > 1
-  #include "../../gcode/queue.h"
-#endif
-
 void M217_report(const bool eeprom=false) {
 
   #if ENABLED(TOOLCHANGE_FILAMENT_SWAP)
diff --git a/Marlin/src/gcode/eeprom/M500-M504.cpp b/Marlin/src/gcode/eeprom/M500-M504.cpp
index d13e1718d567a797db1740a2f3f3825228498f24..12e323bd7bb0ccc8fd281e9534bbf2ef5aa3d8bc 100644
--- a/Marlin/src/gcode/eeprom/M500-M504.cpp
+++ b/Marlin/src/gcode/eeprom/M500-M504.cpp
@@ -29,10 +29,6 @@
   #include "../../lcd/extensible_ui/ui_api.h"
 #endif
 
-#if NUM_SERIAL > 1
-  #include "../../gcode/queue.h"
-#endif
-
 /**
  * M500: Store settings in EEPROM
  */
diff --git a/Marlin/src/gcode/host/M115.cpp b/Marlin/src/gcode/host/M115.cpp
index f0b9ac0ae51e46b2055e6d60b90a66a4baba543d..952fef93db616cbf37f54466ac2abf826f6db919 100644
--- a/Marlin/src/gcode/host/M115.cpp
+++ b/Marlin/src/gcode/host/M115.cpp
@@ -23,10 +23,6 @@
 #include "../gcode.h"
 #include "../../inc/MarlinConfig.h"
 
-#if NUM_SERIAL > 1
-  #include "../../gcode/queue.h"
-#endif
-
 #if ENABLED(EXTENDED_CAPABILITIES_REPORT)
   static void cap_line(PGM_P const name, bool ena=false) {
     SERIAL_ECHOPGM("Cap:");
diff --git a/Marlin/src/gcode/stats/M31.cpp b/Marlin/src/gcode/stats/M31.cpp
index 1a6d3e8d1a1eb93a46f60dc39cc78c3807d427d5..dbda27e09969b5a243149885e9cec4a9da7e50f4 100644
--- a/Marlin/src/gcode/stats/M31.cpp
+++ b/Marlin/src/gcode/stats/M31.cpp
@@ -26,10 +26,6 @@
 #include "../../libs/duration_t.h"
 #include "../../lcd/ultralcd.h"
 
-#if NUM_SERIAL > 1
-  #include "../../gcode/queue.h"
-#endif
-
 /**
  * M31: Get the time since the start of SD Print (or last M109)
  */
diff --git a/Marlin/src/gcode/temperature/M105.cpp b/Marlin/src/gcode/temperature/M105.cpp
index ec366b23f03bdb350aeea728a0ad8779137faa30..ea613e6316dbd6cac65bfc74b0e2bc45a1d2ed05 100644
--- a/Marlin/src/gcode/temperature/M105.cpp
+++ b/Marlin/src/gcode/temperature/M105.cpp
@@ -23,10 +23,6 @@
 #include "../gcode.h"
 #include "../../module/temperature.h"
 
-#if NUM_SERIAL > 1
-  #include "../../gcode/queue.h"
-#endif
-
 /**
  * M105: Read hot end and bed temperature
  */