diff --git a/modules/fatfs/zephyr_fatfs_config.h b/modules/fatfs/zephyr_fatfs_config.h
index 6898de3fe71..be6dd04a1b4 100644
--- a/modules/fatfs/zephyr_fatfs_config.h
+++ b/modules/fatfs/zephyr_fatfs_config.h
@@ -33,14 +33,10 @@
 #define FF_CODE_PAGE 437
 #endif /* defined(CONFIG_FS_FATFS_CODEPAGE) */
 
-#if defined(CONFIG_FS_FATFS_LFN)
+#if defined(CONFIG_FS_FATFS_FF_USE_LFN)
+#if CONFIG_FS_FATFS_FF_USE_LFN <= 3
 #undef FF_USE_LFN
-#if CONFIG_FS_FATFS_LFN_MODE_BSS
-#define	FF_USE_LFN	1
-#elif CONFIG_FS_FATFS_LFN_MODE_STACK
-#define	FF_USE_LFN	2
-#elif CONFIG_FS_FATFS_LFN_MODE_HEAP
-#define	FF_USE_LFN	3
+#define FF_USE_LFN CONFIG_FS_FATFS_FF_USE_LFN
 #else
 #error Invalid LFN buffer location
 #endif
diff --git a/subsys/fs/Kconfig.fatfs b/subsys/fs/Kconfig.fatfs
index 9495570ef0f..2a138dbb956 100644
--- a/subsys/fs/Kconfig.fatfs
+++ b/subsys/fs/Kconfig.fatfs
@@ -122,6 +122,15 @@ config FS_FATFS_LFN_MODE_HEAP
 
 endchoice
 
+config FS_FATFS_FF_USE_LFN
+	int
+	default 1 if FS_FATFS_LFN_MODE_BSS
+	default 2 if FS_FATFS_LFN_MODE_STACK
+	default 3 if FS_FATFS_LFN_MODE_HEAP
+	help
+	  Translates FS_FATFS_LFN_MODE selection to FF_USE_LFN, defined in ffconf.h,
+	  inside ELM FAT module.
+
 config FS_FATFS_MAX_LFN
 	int "Max filename length"
 	range 12 255