diff --git a/Marlin/ultralcd_impl_DOGM.h b/Marlin/ultralcd_impl_DOGM.h
index 6290bb393..3ab0b17e7 100644
--- a/Marlin/ultralcd_impl_DOGM.h
+++ b/Marlin/ultralcd_impl_DOGM.h
@@ -33,8 +33,8 @@
  * License: http://opensource.org/licenses/BSD-3-Clause
  */
 
-#ifndef DOGM_LCD_IMPLEMENTATION_H
-#define DOGM_LCD_IMPLEMENTATION_H
+#ifndef ULTRALCD_IMPL_DOGM_H
+#define ULTRALCD_IMPL_DOGM_H
 
 /**
  * Implementation of the LCD display routines for a DOGM128 graphic display.
@@ -635,4 +635,4 @@ void lcd_implementation_drawedit(const char* pstr, const char* value=NULL) {
 #define lcd_implementation_drawmenu_gcode(sel, row, pstr, gcode) lcd_implementation_drawmenu_generic(sel, row, pstr, '>', ' ')
 #define lcd_implementation_drawmenu_function(sel, row, pstr, data) lcd_implementation_drawmenu_generic(sel, row, pstr, '>', ' ')
 
-#endif //__DOGM_LCD_IMPLEMENTATION_H
+#endif //__ULTRALCD_IMPL_DOGM_H
diff --git a/Marlin/ultralcd_impl_HD44780.h b/Marlin/ultralcd_impl_HD44780.h
index d1d047fca..16159b1fc 100644
--- a/Marlin/ultralcd_impl_HD44780.h
+++ b/Marlin/ultralcd_impl_HD44780.h
@@ -20,8 +20,8 @@
  *
  */
 
-#ifndef ULTRALCD_IMPLEMENTATION_HITACHI_HD44780_H
-#define ULTRALCD_IMPLEMENTATION_HITACHI_HD44780_H
+#ifndef ULTRALCD_IMPL_HD44780_H
+#define ULTRALCD_IMPL_HD44780_H
 
 /**
 * Implementation of the LCD display routines for a Hitachi HD44780 display. These are common LCD character displays.
@@ -1006,4 +1006,4 @@ void lcd_implementation_drawedit(const char* pstr, const char* value=NULL) {
 
 #endif // LCD_HAS_SLOW_BUTTONS
 
-#endif // ULTRALCD_IMPLEMENTATION_HITACHI_HD44780_H
+#endif // ULTRALCD_IMPL_HD44780_H