diff --git a/Apple1.ino b/Apple1.ino
index 5faabc2..dd93c07 100644
--- a/Apple1.ino
+++ b/Apple1.ino
@@ -4,6 +4,7 @@
 #include <r65emu.h>
 #include <r6502.h>
 #include <pia.h>
+#include <sd_filer.h>
 
 #include "io.h"
 #include "config.h"
@@ -20,7 +21,11 @@ prom m(monitor, sizeof(monitor));
 
 ram pages[RAM_PAGES];
 //socket_filer files("apple1");
+#if defined(USE_SD)
+sd_filer files(PROGRAMS);
+#else
 flash_filer files(PROGRAMS);
+#endif
 io io(files);
 
 r6502 cpu(memory);
diff --git a/Makefile b/Makefile
index 8bd333b..a40b642 100644
--- a/Makefile
+++ b/Makefile
@@ -11,12 +11,12 @@ F_CPU := 80
 CPPFLAGS = -DUSER_SETUP_LOADED -DILI9341_DRIVER -DTFT_CS=PIN_D8 -DTFT_DC=PIN_D1 \
 	-DTFT_RST=-1 -DSPI_FREQUENCY=40000000 -DLOAD_GLCD \
 	-DHARDWARE_H=\"hw/esp8bit.h\" -DTERMINAL_SPEED=$(TERMINAL_SPEED) -DDEBUGGING=1
-LIBRARIES := TFT_eSPI SpiRAM
+LIBRARIES := TFT_eSPI SpiRAM LittleFS
 endif
 
 ifeq ($t, tivac)
 BOARD := EK-LM4F120XL
-CPPFLAGS := -DDEBUGGING -DHARDWARE_H=\"hw/stellarpad-example.h\" -DTERMINAL_SPEED=$(TERMINAL_SPEED)
+CPPFLAGS := -DHARDWARE_H=\"hw/stellarpad-example.h\" -DTERMINAL_SPEED=$(TERMINAL_SPEED)
 LIBRARIES := UTFT SD SpiRAM
 endif