diff --git a/Marlin/src/inc/Conditionals_LCD.h b/Marlin/src/inc/Conditionals_LCD.h
index 099b80e601..3653396bb7 100644
--- a/Marlin/src/inc/Conditionals_LCD.h
+++ b/Marlin/src/inc/Conditionals_LCD.h
@@ -62,7 +62,6 @@
   #elif ENABLED(BQ_LCD_SMART_CONTROLLER)
 
     #define REPRAP_DISCOUNT_FULL_GRAPHIC_SMART_CONTROLLER
-    #define LONG_FILENAME_HOST_SUPPORT
 
   #elif ENABLED(miniVIKI) || ENABLED(VIKI2) || ENABLED(ELB_FULL_GRAPHIC_CONTROLLER) || ENABLED(AZSMZ_12864)