diff --git a/winsup/doc/utils.xml b/winsup/doc/utils.xml
index 522df85b4..a90db5e66 100644
--- a/winsup/doc/utils.xml
+++ b/winsup/doc/utils.xml
@@ -89,8 +89,9 @@
 			content indexing service
   'e', 'Encrypted':     file is encrypted
   'C', 'Casesensitive': directory is handled case sensitive
-			(Windows 10 1803 or later, local NTFS only,
-			 WSL must be installed)
+                        - local NTFS only
+                        - Windows 10 1803 or later: requires installed WSL
+                        - Windows 11: enabling requires empty dir
     </screen>
     </refsect1>
   </refentry>
diff --git a/winsup/utils/chattr.c b/winsup/utils/chattr.c
index e3ab1fba8..2438d79b4 100644
--- a/winsup/utils/chattr.c
+++ b/winsup/utils/chattr.c
@@ -265,8 +265,9 @@ usage (FILE *stream)
       "                        content indexing service\n"
       "  'e', 'Encrypted':     file is encrypted\n"
       "  'C', 'Casesensitive': directory is handled case sensitive\n"
-      "                        (Windows 10 1803 or later, local NTFS only,\n"
-      "                         WSL must be installed)\n");
+      "                        - local NTFS only\n"
+      "                        - Windows 10 1803 or later: requires installed WSL\n"
+      "                        - Windows 11: enabling requires empty dir\n");
   exit (stream == stdout ? 0 : 1);
 }