diff --git a/litex/soc/software/liblitesdcard/fat/ffconf.h b/litex/soc/software/liblitesdcard/fat/ffconf.h
index 8d6716904..e97340d4f 100644
--- a/litex/soc/software/liblitesdcard/fat/ffconf.h
+++ b/litex/soc/software/liblitesdcard/fat/ffconf.h
@@ -15,7 +15,7 @@
 /  and optional writing functions as well. */
 
 
-#define FF_FS_MINIMIZE	0
+#define FF_FS_MINIMIZE	1
 /* This option defines minimization level to remove some basic API functions.
 /
 /   0: Basic functions are fully enabled.
@@ -221,7 +221,7 @@
 / System Configurations
 /---------------------------------------------------------------------------*/
 
-#define FF_FS_TINY		0
+#define FF_FS_TINY		1
 /* This option switches tiny buffer configuration. (0:Normal or 1:Tiny)
 /  At the tiny configuration, size of file object (FIL) is shrinked FF_MAX_SS bytes.
 /  Instead of private sector buffer eliminated from the file object, common sector