diff --git a/firmware/chibios-portapack/os/various/fatfs_bindings/fatfs.mk b/firmware/chibios-portapack/os/various/fatfs_bindings/fatfs.mk
index 8886f1e5..ecfab2ff 100755
--- a/firmware/chibios-portapack/os/various/fatfs_bindings/fatfs.mk
+++ b/firmware/chibios-portapack/os/various/fatfs_bindings/fatfs.mk
@@ -1,6 +1,7 @@
 # FATFS files.
 FATFSSRC = ${CHIBIOS_PORTAPACK}/os/various/fatfs_bindings/fatfs_diskio.c \
            ${CHIBIOS_PORTAPACK}/os/various/fatfs_bindings/fatfs_syscall.c \
-           ${CHIBIOS_PORTAPACK}/ext/fatfs/src/ff.c
+           ${CHIBIOS_PORTAPACK}/ext/fatfs/src/ff.c \
+           ${CHIBIOS_PORTAPACK}/ext/fatfs/src/option/unicode.c
 
 FATFSINC = ${CHIBIOS_PORTAPACK}/ext/fatfs/src
diff --git a/firmware/chibios/os/various/fatfs_bindings/fatfs.mk b/firmware/chibios/os/various/fatfs_bindings/fatfs.mk
index 682091e0..d395db86 100755
--- a/firmware/chibios/os/various/fatfs_bindings/fatfs.mk
+++ b/firmware/chibios/os/various/fatfs_bindings/fatfs.mk
@@ -2,6 +2,6 @@
 FATFSSRC = ${CHIBIOS}/os/various/fatfs_bindings/fatfs_diskio.c \
            ${CHIBIOS}/os/various/fatfs_bindings/fatfs_syscall.c \
            ${CHIBIOS}/ext/fatfs/src/ff.c \
-           ${CHIBIOS}/ext/fatfs/src/option/ccsbcs.c
+           ${CHIBIOS}/ext/fatfs/src/option/unicode.c
 
 FATFSINC = ${CHIBIOS}/ext/fatfs/src