diff --git a/README b/README
index 246869f..cb845ba 100644
--- a/README
+++ b/README
@@ -57,7 +57,7 @@ The following tools are implemented ('*' == finished, '#' == UTF-8 support,
 =* renice          yes                             none
 =* rm              yes                             (-i)
 =* rmdir           yes                             none
-=  setsid          non-posix                       none
+=* setsid          non-posix                       none
 =* sleep           yes                             none
    sort            no                              -m, -o, -d, -f, -i
    split           yes                             none
diff --git a/setsid.1 b/setsid.1
index 48b2b70..6663070 100644
--- a/setsid.1
+++ b/setsid.1
@@ -1,10 +1,17 @@
-.Dd January 30, 2015
+.Dd January 31, 2015
 .Dt SETSID 1
 .Os sbase
 .Sh NAME
 .Nm setsid
-.Nd run a program in a new session
+.Nd run a command in a new session
 .Sh SYNOPSIS
 .Nm
-.Ar program
+.Ar cmd
 .Op Ar arg ...
+.Sh DESCRIPTION
+.Nm
+runs
+.Ar cmd
+in a new session.
+.Sh SEE ALSO
+.Xr setsid 2