Index: bin/rm/rm.1
===================================================================
--- bin/rm/rm.1
+++ bin/rm/rm.1
@@ -32,7 +32,7 @@
 .\"	@(#)rm.1	8.5 (Berkeley) 12/5/94
 .\" $FreeBSD$
 .\"
-.Dd November 7, 2015
+.Dd May 21, 2018
 .Dt RM 1
 .Os
 .Sh NAME
@@ -150,10 +150,14 @@
 only one argument,
 which must not be a directory,
 may be supplied.
-No options may be supplied in this simple mode of operation,
+No options are supported in this simple mode of operation,
 which performs an
 .Xr unlink 2
 operation on the passed argument.
+The
+.Ql Li --
+option is required before a file argument that begins with
+.Ql Li - .
 .Sh EXIT STATUS
 The
 .Nm