diff --git a/Documentation/ABI/testing/sysfs-fs-erofs b/Documentation/ABI/testing/sysfs-fs-erofs
index bb4681a01811..284224d1b56f 100644
--- a/Documentation/ABI/testing/sysfs-fs-erofs
+++ b/Documentation/ABI/testing/sysfs-fs-erofs
@@ -4,7 +4,8 @@ Contact:	"Huang Jianan" <huangjianan@oppo.com>
 Description:	Shows all enabled kernel features.
 		Supported features:
 		zero_padding, compr_cfgs, big_pcluster, chunked_file,
-		device_table, compr_head2, sb_chksum.
+		device_table, compr_head2, sb_chksum, ztailpacking,
+		dedupe, fragments.
 
 What:		/sys/fs/erofs/<disk>/sync_decompress
 Date:		November 2021