diff --git a/extmod/fsusermount.c b/extmod/fsusermount.c
index 8f789ca033..9ddc98f3dd 100644
--- a/extmod/fsusermount.c
+++ b/extmod/fsusermount.c
@@ -32,7 +32,7 @@
 #include "py/nlr.h"
 #include "py/runtime.h"
 #include "lib/fatfs/ff.h"
-#include "fsusermount.h"
+#include "extmod/fsusermount.h"
 
 fs_user_mount_t *fatfs_mount_mkfs(mp_uint_t n_args, const mp_obj_t *pos_args, mp_map_t *kw_args, bool mkfs) {
     static const mp_arg_t allowed_args[] = {
diff --git a/extmod/modubinascii.c b/extmod/modubinascii.c
index 82f910b0e7..3cceb991f1 100644
--- a/extmod/modubinascii.c
+++ b/extmod/modubinascii.c
@@ -31,7 +31,7 @@
 #include "py/nlr.h"
 #include "py/runtime.h"
 #include "py/binary.h"
-#include "modubinascii.h"
+#include "extmod/modubinascii.h"
 
 
 mp_obj_t mod_binascii_hexlify(size_t n_args, const mp_obj_t *args) {
diff --git a/extmod/vfs_fat.c b/extmod/vfs_fat.c
index c52adfbe08..2404b4aad1 100644
--- a/extmod/vfs_fat.c
+++ b/extmod/vfs_fat.c
@@ -33,7 +33,7 @@
 #include "lib/fatfs/ff.h"
 #include "lib/fatfs/diskio.h"
 #include "extmod/vfs_fat_file.h"
-#include "fsusermount.h"
+#include "extmod/fsusermount.h"
 
 #define mp_obj_fat_vfs_t fs_user_mount_t
 
diff --git a/extmod/vfs_fat_misc.c b/extmod/vfs_fat_misc.c
index 145b624c2b..9b03f940ee 100644
--- a/extmod/vfs_fat_misc.c
+++ b/extmod/vfs_fat_misc.c
@@ -35,7 +35,7 @@
 #include "lib/fatfs/ff.h"
 #include "lib/fatfs/diskio.h"
 #include "extmod/vfs_fat_file.h"
-#include "fsusermount.h"
+#include "extmod/fsusermount.h"
 #include "py/lexer.h"
 
 #if _USE_LFN