diff --git a/ports/espressif/boards/m5stack_stamp_c3/mpconfigboard.mk b/ports/espressif/boards/m5stack_stamp_c3/mpconfigboard.mk
index a76db338f3..25a6f87428 100644
--- a/ports/espressif/boards/m5stack_stamp_c3/mpconfigboard.mk
+++ b/ports/espressif/boards/m5stack_stamp_c3/mpconfigboard.mk
@@ -3,8 +3,6 @@ CIRCUITPY_CREATION_ID = 0x00C30001
 
 IDF_TARGET = esp32c3
 
-INTERNAL_FLASH_FILESYSTEM = 1
-
 CIRCUITPY_ESP_FLASH_MODE=qio
 CIRCUITPY_ESP_FLASH_FREQ=80m
 CIRCUITPY_ESP_FLASH_SIZE=4MB