diff --git a/Marlin/Configuration_adv.h b/Marlin/Configuration_adv.h
index f82108e257..f50416cd9a 100644
--- a/Marlin/Configuration_adv.h
+++ b/Marlin/Configuration_adv.h
@@ -3358,7 +3358,7 @@
   //#define GANTRY_CALIBRATION_SAFE_POSITION  {X_CENTER, Y_CENTER}  // Safe position for nozzle
   //#define GANTRY_CALIBRATION_XY_PARK_FEEDRATE 3000                // XY Park Feedrate - MMM
   //#define GANTRY_CALIBRATION_COMMANDS_PRE   ""
-  //#define GANTRY_CALIBRATION_COMMANDS_POST  "G28"
+  //#define GANTRY_CALIBRATION_COMMANDS_POST  "G28"                 // G28 is highly recommended here as position is likely no longer accurate.
 #endif
 
 /**