diff --git a/_service b/_service
index 774e725..5a13a69 100644
--- a/_service
+++ b/_service
@@ -4,7 +4,7 @@
 		<param name="scm">git</param>
 		<param name="url">https://github.com/grommunio/gromox</param>
 		<param name="revision">master</param>
-		<param name="parent-tag">gromox-1.4</param>
+		<param name="parent-tag">gromox-1.8</param>
 		<param name="versionformat">@PARENT_TAG@.@TAG_OFFSET@.%h</param>
 		<param name="versionrewrite-pattern">gromox-?(.*)</param>
 	</service>
diff --git a/debian.changelog b/debian.changelog
index f8fe4ae..4449c32 100644
--- a/debian.changelog
+++ b/debian.changelog
@@ -1,4 +1,4 @@
-gromox (1.4.0-0) unstable; urgency=low
+gromox (1.8.0.1550bb02-0) unstable; urgency=low
 
   * Initial package.
 
diff --git a/debian.control b/debian.control
index 7b21ddc..dbda7b7 100644
--- a/debian.control
+++ b/debian.control
@@ -11,6 +11,7 @@ Pre-Depends: ${misc:Pre-Depends}
 Depends: ${misc:Depends}, ${shlibs:Depends},
  php-cli, php-fpm, php-mysql, php-simplexml, php-soap,
  system-user-gromox, w3m, libhx32 (>= 4.0)
+Provides: php7-mapi-gromox
 Description: Groupware server (backend) with RPCH, IMAP and Z-MAPI support
  .
  Gromox is the central groupware server component of grommunio. It is
diff --git a/debian.gromox.postinst b/debian.gromox.postinst
index 04dd2b6..e17e3b5 100644
--- a/debian.gromox.postinst
+++ b/debian.gromox.postinst
@@ -8,5 +8,5 @@ chmod 0770 /var/lib/gromox /var/log/gromox || :
 if test -x /usr/bin/systemctl; then
 	systemd-tmpfiles --create tmpfiles-gromox.conf || :
 	systemctl daemon-reload || :
-	systemctl try-restart gromox-adaptor.service gromox-delivery.service gromox-delivery-queue.service gromox-event.service gromox-http.service gromox-imap.service gromox-midb.service gromox-pop3.service gromox-timer.service gromox-zcore.service grommunio-chat.service php7.4-fpm.service 2>/dev/null || :
+	systemctl try-restart gromox-adaptor.service gromox-delivery.service gromox-delivery-queue.service gromox-event.service gromox-http.service gromox-imap.service gromox-midb.service gromox-pop3.service gromox-timer.service gromox-zcore.service grommunio-chat.service php7.4-fpm.service saslauthd.service 2>/dev/null || :
 fi
diff --git a/gromox-1.4.0.66f7fe55.tar.xz b/gromox-1.4.0.66f7fe55.tar.xz
deleted file mode 100644
index cbd1841..0000000
--- a/gromox-1.4.0.66f7fe55.tar.xz
+++ /dev/null
@@ -1,3 +0,0 @@
-version https://git-lfs.github.com/spec/v1
-oid sha256:71cfd018b497ebd3746f44f1f654c9b192136b36b955696304289113ee9beda1
-size 976820
diff --git a/gromox-1.8.0.1550bb02.tar.xz b/gromox-1.8.0.1550bb02.tar.xz
new file mode 100644
index 0000000..2226602
--- /dev/null
+++ b/gromox-1.8.0.1550bb02.tar.xz
@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:e163c83cee5046afb9059139aa9af1cddb92579d34779a7abb094cb805e2c8aa
+size 1001336
diff --git a/gromox.dsc b/gromox.dsc
index 7b53f7f..580511e 100644
--- a/gromox.dsc
+++ b/gromox.dsc
@@ -1,7 +1,7 @@
 Format: 1.0
 Source: gromox
 Architecture: any
-Version: 1.4
+Version: 1.8.0.1550bb02
 DEBTRANSFORM-RELEASE: 1
 Maintainer: Gromox <null@gromox.com>
 Homepage: https://gromox.com
diff --git a/gromox.spec b/gromox.spec
index dc5a9ac..e993530 100644
--- a/gromox.spec
+++ b/gromox.spec
@@ -3,7 +3,7 @@
 %define _libexecdir %_prefix/libexec
 
 Name:           gromox
-Version:        1.4.0.66f7fe55
+Version:        1.8.0.1550bb02
 Release:        0
 Summary:        Groupware server backend with RPC, IMAP,POP3, PHP-MAPI support
 License:        AGPL-3.0-or-later AND GPL-2.0-only AND GPL-3.0-or-later
@@ -81,6 +81,7 @@ b="%buildroot"
 mkdir -pv "$b/%_pamdir"
 mv "$b/%_libdir/security"/* "$b/%_pamdir/"
 %endif
+# done in system-user-gromox (which exists for ease of building for multiple distros)
 rm -fv "%buildroot/%_sysusersdir/sysusers-gromox.conf"
 for i in /var/lib/gromox /var/lib/gromox/domain \
     /var/lib/gromox/queue /var/lib/gromox/queue/clone \
@@ -115,7 +116,12 @@ mkdir -p "$b/%_sysconfdir/%name" "$b/%_datadir/%name"
 if ! test -x /usr/bin/systemctl; then
 	exit 0
 fi
-/usr/bin/systemctl try-restart grommunio-chat.service php-fpm.service || :
+# saslauthd re-opens pam_gromox.so everytime, however
+# libgromox_common.so stays resident because of STB_UNIQUE symbols,
+# therefore saslauthd can run into the problem that a new version of
+# the pam module will be combined with a too old version of gromox
+# libs. No good solution in sight..
+/usr/bin/systemctl try-restart grommunio-chat.service php-fpm.service saslauthd.service 2>/dev/null || :
 
 %preun
 %if 0%{?service_del_preun:1}