diff --git a/sbin/mount/mount.8 b/sbin/mount/mount.8
index e0750c658fc9..486b17f5a0bd 100644
--- a/sbin/mount/mount.8
+++ b/sbin/mount/mount.8
@@ -180,7 +180,7 @@ It is set automatically when the user does not have super-user privileges.
 .It Cm nosymfollow
 Do not follow symlinks
 on the mounted file system.
-.It Cm rdonly
+.It Cm ro
 The same as
 .Fl r ;
 mount the file system read-only (even the super-user may not write it).
@@ -327,7 +327,7 @@ option.
 The file system is to be mounted read-only.
 Mount the file system read-only (even the super-user may not write it).
 The same as the
-.Cm rdonly
+.Cm ro
 argument to the
 .Fl o
 option.
diff --git a/sbin/mount_std/mount_std.8 b/sbin/mount_std/mount_std.8
index fa90f577ce5f..13e33a1b321c 100644
--- a/sbin/mount_std/mount_std.8
+++ b/sbin/mount_std/mount_std.8
@@ -71,8 +71,7 @@ A ``standard'' file system is one which:
 accepts only the standard
 .Fl o
 options
-.Dq ro
-.Pq Dq rdonly ,
+.Dq ro ,
 .Dq rw ,
 .Dq nodev ,
 .Dq noexec ,