diff --git a/README.md b/README.md
index 7c95998e..b7967fa1 100644
--- a/README.md
+++ b/README.md
@@ -79,6 +79,11 @@ If you are using CentOS make sure you also have the following package installed:
     ./configure --with-dovecot=/home/user/workspace/core
     make install
 
+## Packages
+
+Packages of the latest tagged versions for different versions of openSUSE, SLES and CentOS 7
+can be downloaded from the [Open Build Service](https://download.opensuse.org/repositories/home:/dalgaaf:/dovecot-ceph-plugin/).
+
 ## Thanks
 
 <table border="0">
diff --git a/rpm/dovecot-ceph-plugin.spec b/rpm/dovecot-ceph-plugin.spec
index 2b3ac822..7e607a04 100644
--- a/rpm/dovecot-ceph-plugin.spec
+++ b/rpm/dovecot-ceph-plugin.spec
@@ -1,5 +1,5 @@
 #
-# spec file for package dovecot22-rados-plugins
+# spec file for package dovecot-ceph-plugin
 #
 # Copyright (c) 2017-2018 Tallence AG and the authors
 #
@@ -8,8 +8,33 @@
 # License version 2.1, as published by the Free Software
 # Foundation.  See file COPYING.
 
-%{!?dovecot_devel: %define dovecot_devel dovecot22-devel}
 %{!?librados_version: %define librados_version 10.2.5}
+%{!?dovecot_min_version: %define dovecot_version 2.2.21}
+
+%if 0%{?suse_version} || 0%{?sle_version}
+ %{!?libjansson_devel: %define libjansson_devel libjansson-devel}
+ %{!?pkg_config: %define pkg_config pkg-config}
+%endif
+
+# openSUSE Tumbleweed
+%if 0%{?suse_version} > 1500
+ %{!?dovecot_devel: %define dovecot_devel dovecot23-devel}
+%else
+ %if 0%{?sle_version}
+  # openSUSE Leap 42.3 and SLE 12 SP3
+  %if 0%{?sle_version} == 120300
+   %{!?dovecot_devel: %define dovecot_devel dovecot22-devel}
+  %else
+   %{!?dovecot_devel: %define dovecot_devel dovecot23-devel}
+  %endif
+ %else
+  %if 0%{?centos_version} == 700
+   %{!?dovecot_devel: %define dovecot_devel dovecot22u-devel}
+   %{!?libjansson_devel: %define libjansson_devel jansson-devel}
+   %{!?pkg_config: %define pkg_config pkgconfig}
+  %endif
+ %endif
+%endif
 
 Name:		dovecot-ceph-plugin
 Summary:	Dovecot Ceph RADOS plugins
@@ -18,19 +43,21 @@ Release:	0%{?dist}
 URL:		https://github.com/ceph-dovecot/dovecot-ceph-plugin
 Group:		Productivity/Networking/Email/Servers
 License:	LGPL-2.1
-Source:		%{name}_%{version}-%{release}.tar.gz
+Source:		%{name}-%{version}.tar.xz
 
 Provides:	dovecot-ceph-plugin = %{version}-%{release}
 Requires:	librmb0 >= %{version}-%{release}
+Requires:	librados2 >= %{librados_version}
 Conflicts:	otherproviders(dovecot-ceph-plugin)
 
-BuildRoot:	%{_tmppath}/%{name}-%{version}-build
-BuildRequires:	%dovecot_devel
-BuildRequires:	librados-devel >= %librados_version
-BuildRequires:	libjansson-devel >= 2.9
-BuildRequires:	gcc-c++
-BuildRequires:	libtool
-BuildRequires:	pkg-config
+
+BuildRoot:      %{_tmppath}/%{name}-%{version}-build
+BuildRequires:  %{dovecot_devel} >= %{dovecot_min_version}
+BuildRequires:  librados-devel >= %{librados_version}
+BuildRequires:  %{libjansson_devel} >= 2.9
+BuildRequires:  gcc-c++
+BuildRequires:  libtool
+BuildRequires:  %{pkg_config}
 
 %description
 Dovecot is an IMAP and POP3 server for Linux and UNIX-like systems,
@@ -79,7 +106,10 @@ export LIBS="-pie"
 %{__make}
 
 %install
-%makeinstall
+%{__rm} -rf %{buildroot}
+mkdir -p %{buildroot}%{_libdir}/
+%make_install
+install -m 0644 -D COPYING-LGPL2.1 %{buildroot}%{_docdir}/dovecot-ceph-plugin/COPYING
 
 # clean up unused files
 find %{buildroot}%{_libdir}/ -type f -name \*.la -delete
@@ -95,6 +125,8 @@ find %{buildroot}%{_libdir}/dovecot/ -type f -name \*.a  -delete
 
 %files
 %defattr(-,root,root)
+%dir %{_docdir}/dovecot-ceph-plugin
+%doc %{_docdir}/dovecot-ceph-plugin/COPYING
 %dir %{_libdir}/dovecot
 %{_libdir}/dovecot/lib*.so*
 
@@ -108,13 +140,13 @@ find %{buildroot}%{_libdir}/dovecot/ -type f -name \*.a  -delete
 
 %files -n librmb-devel
 %defattr(-,root,root)
-%{_includedir}/*
+%dir %{_includedir}/dovecot-ceph-plugin
+%{_includedir}/dovecot-ceph-plugin/*.h
 %{_libdir}/librmb.so
 
 %files -n rmb-tools
 %defattr(-,root,root)
-%attr(0755, root, root) %{_bindir}/rmb
-%doc %{_mandir}/man1/rmb.1*
+%{_bindir}/rmb
+/usr/share/man/man1/rmb.1.gz
 
 %changelog
-