diff --git a/pycardium/mpconfigport.h b/pycardium/mpconfigport.h
index 517f8b227afe76eb5d9a7d7aa6d2ea8355f7c969..d02cb8032f7fc54d940b132aecafe4dec052ce46 100644
--- a/pycardium/mpconfigport.h
+++ b/pycardium/mpconfigport.h
@@ -76,8 +76,3 @@ typedef long mp_off_t;
 #define MICROPY_PORT_ROOT_POINTERS \
     const char *readline_hist[16];
 
-
-#define MICROPY_VFS                 (1)
-#ifndef MICROPY_VFS_FAT
-#define MICROPY_VFS_FAT             (1)
-#endif