diff --git a/configs/stm3210e-eval/nsh2/defconfig b/configs/stm3210e-eval/nsh2/defconfig
index 04786888ddf..7b95b1a8e07 100644
--- a/configs/stm3210e-eval/nsh2/defconfig
+++ b/configs/stm3210e-eval/nsh2/defconfig
@@ -522,7 +522,7 @@ CONFIG_FB_HWCURSORIMAGE=n
 #
 CONFIG_FS_FAT=y
 CONFIG_FAT_LCNAMES=y
-CONFIG_FAT_LFN=n
+CONFIG_FAT_LFN=y
 CONFIG_FAT_MAXFNAME=32
 CONFIG_FS_NXFFS=n
 CONFIG_FS_ROMFS=n