diff --git a/en_US.ISO8859-1/books/faq/book.sgml b/en_US.ISO8859-1/books/faq/book.sgml
index 8e2e7a389f..6be9bb7711 100644
--- a/en_US.ISO8859-1/books/faq/book.sgml
+++ b/en_US.ISO8859-1/books/faq/book.sgml
@@ -6163,14 +6163,14 @@ C:\="DOS"
users to mount the first floppy drive add:
# Allow all users to mount the floppy disk.
-own /dev/fd0 root:operator
+own /dev/fd0 root:operator
perm /dev/fd0 0666
To allow users in the group operator
to mount the CD-ROM drive add:
# Allow members of the group operator to mount CD-ROMs.
-own /dev/acd0 root:operator
+own /dev/acd0 root:operator
perm /dev/acd0 0660