diff --git a/e2fsprogs/chattr.c b/e2fsprogs/chattr.c
index 5a7545e09..4dfe803d2 100644
--- a/e2fsprogs/chattr.c
+++ b/e2fsprogs/chattr.c
@@ -32,15 +32,24 @@
 //usage:     "\nAttributes:"
 //usage:     "\n	A	No atime"
 //usage:     "\n	a	Append only"
+//usage:     "\n	C	No copy-on-write"
 //usage:     "\n	c	Compressed"
 //usage:     "\n	D	Synchronous dir updates"
 //usage:     "\n	d	Don't backup with dump"
+//usage:     "\n	E	Encrypted"
+//usage:     "\n	e	File uses extents"
+//usage:     "\n	F	Case-insensitive dir"
+//usage:     "\n	I	Indexed dir"
 //usage:     "\n	i	Immutable"
 //usage:     "\n	j	Write data to journal first"
-//usage:     "\n	s	Zero storage when deleted"
+//usage:     "\n	N	File is stored in inode"
+//usage:     "\n	P	Hierarchical project ID dir"
 //usage:     "\n	S	Synchronous file updates"
+//usage:     "\n	s	Zero storage when deleted"
+//usage:     "\n	T	Top of dir hierarchy"
 //usage:     "\n	t	Don't tail-merge with other files"
 //usage:     "\n	u	Allow undelete"
+//usage:     "\n	V	Verity"
 
 #include "libbb.h"
 #include "e2fs_lib.h"