diff --git a/fs/ntfs/ntfs.h b/fs/ntfs/ntfs.h
index ddd3d50..a12847a 100644
--- a/fs/ntfs/ntfs.h
+++ b/fs/ntfs/ntfs.h
@@ -105,7 +105,7 @@
 extern void post_write_mst_fixup(NTFS_RECORD *b);
 
 /* From fs/ntfs/unistr.c */
-extern BOOL ntfs_are_names_equal(const ntfschar *s1, size_t s1_len,
+extern bool ntfs_are_names_equal(const ntfschar *s1, size_t s1_len,
 		const ntfschar *s2, size_t s2_len,
 		const IGNORE_CASE_BOOL ic,
 		const ntfschar *upcase, const u32 upcase_size);