diff --git a/Marlin/src/pins/sanguino/pins_MELZI.h b/Marlin/src/pins/sanguino/pins_MELZI.h
index cfd859f2b6..d6f9288e8c 100644
--- a/Marlin/src/pins/sanguino/pins_MELZI.h
+++ b/Marlin/src/pins/sanguino/pins_MELZI.h
@@ -29,6 +29,8 @@
   #define BOARD_INFO_NAME "Melzi"
 #endif
 
+#define IS_MELZI 1
+
 #ifndef FAN_PIN
   #define FAN_PIN                              4
 #endif