diff --git a/usr.sbin/ntp/doc/ntp.keys.5 b/usr.sbin/ntp/doc/ntp.keys.5
index e870c50b3828..e477395f3a80 100644
--- a/usr.sbin/ntp/doc/ntp.keys.5
+++ b/usr.sbin/ntp/doc/ntp.keys.5
@@ -35,9 +35,8 @@ may be arbitrarily set in the keys file.
 The key file uses the same comment conventions
 as the configuration file.
 Key entries use a fixed format of the form
-.Bd -ragged -offset indent
-.Ar keyno Ar type Ar key
-.Ed
+.Pp
+.D1 Ar keyno type key
 .Pp
 where
 .Ar keyno