diff --git a/www/sogo/Makefile b/www/sogo/Makefile
index c69aecbfce5..63648731b40 100644
--- a/www/sogo/Makefile
+++ b/www/sogo/Makefile
@@ -1,6 +1,7 @@
 COMMENT = 	web based groupware server
 
 VERSION =	5.7.1
+REVISION =	0
 DISTNAME =	SOGo-${VERSION}
 PKGNAME =	sogo-${VERSION}
 
diff --git a/www/sogo/pkg/README b/www/sogo/pkg/README
index 85bb4e07c76..e8c89ff016f 100644
--- a/www/sogo/pkg/README
+++ b/www/sogo/pkg/README
@@ -203,6 +203,7 @@ sogod OCSSessionsFolderURL postgresql://_sogo:sogo@localhost:5432/sogo/sogo_sess
 sogod SOGoACLsSendEMailNotifications YES
 sogod SOGoAppointmentSendEMailNotifications YES
 sogod WOWorkersCount 4
+sogod WOPort 127.0.0.1:20000
 sogod SOGoDraftsFolderName INBOX.Drafts
 sogod SOGoTrashFolderName INBOX.Trash
 sogod SOGoSentFolderName INBOX.Sent
@@ -216,14 +217,6 @@ Update the files in the chroot environment of apache as root:
 # mkdir -p ${VARBASE}/www/lib/sogo
 # cp -R ${TRUEPREFIX}/lib/GNUstep/SOGo/WebServerResources ${VARBASE}/www/lib/sogo/www
 
-Upgrade SOGo from < 2.1.1
-=========================
-With version 2.1.0, the WOPort default changed from listening on *:20000
-to 127.0.0.1:20000. To get back the old behaviour, run the following
-command:
-
-# su _sogo "defaults write sogod WOPort *:20000"
-
 Upgrade SOGo from < 2.3.0
 ==========================
 With version 2.3.0, the database schema needs to be extended.
@@ -255,3 +248,12 @@ based on your database backend. The scripts will ask you for the database creden
 
 # su _sogo "${TRUEPREFIX}/share/doc/sogo/sql-update-3.2.10_to_4.0.0.sh"
 # su _sogo "${TRUEPREFIX}/share/doc/sogo/sql-update-3.2.10_to_4.0.0-mysql.sh"
+
+Upgrade SOGo from < 5.7.1
+=========================
+With version 5.7.1, the WOPort default has to be set, as it now tries to 
+listen on IPv4 and IPv6 in parallel, which fails on OpenBSD.
+The prior default was to listen on 127.0.0.1:20000. To get back the old behaviour,
+run the following command:
+
+# su _sogo "defaults write sogod WOPort 127.0.0.1:20000"