diff --git a/libnss_usrfiles-2.25.tar.bz2 b/libnss_usrfiles-2.25.tar.bz2
deleted file mode 100644
index f330d7d..0000000
--- a/libnss_usrfiles-2.25.tar.bz2
+++ /dev/null
@@ -1,3 +0,0 @@
-version https://git-lfs.github.com/spec/v1
-oid sha256:76ee1fffc0ad468633c534ae640b77dae78ccdfc03800d3f888fb7424ae339b4
-size 255309
diff --git a/libnss_usrfiles-2.27.tar.xz b/libnss_usrfiles-2.27.tar.xz
new file mode 100644
index 0000000..b45ccf9
--- /dev/null
+++ b/libnss_usrfiles-2.27.tar.xz
@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:110d88274e283c9949d65a52a20c9751e78317ec393f3b889f6ee19c2f90268b
+size 246492
diff --git a/libnss_usrfiles.changes b/libnss_usrfiles.changes
index 4692da0..3d8cf20 100644
--- a/libnss_usrfiles.changes
+++ b/libnss_usrfiles.changes
@@ -1,3 +1,12 @@
+-------------------------------------------------------------------
+Sat Feb  2 09:48:41 UTC 2019 - kukuk@suse.de
+
+- Update to version 2.27
+  - Sync with glibc 2.27 source code
+  - Add support for alias, ethers, protocols, services and rpc
+- Add usrfiles to /etc/nsswitch.conf only on first installation,
+  remove it during de-installation.
+
 -------------------------------------------------------------------
 Mon Mar 19 12:01:45 CET 2018 - kukuk@suse.de
 
diff --git a/libnss_usrfiles.spec b/libnss_usrfiles.spec
index 653c5c1..4c566c7 100644
--- a/libnss_usrfiles.spec
+++ b/libnss_usrfiles.spec
@@ -1,7 +1,7 @@
 #
 # spec file for package libnss_usrfiles
 #
-# Copyright (c) 2018 SUSE LINUX GmbH, Nuernberg, Germany.
+# Copyright (c) 2019 SUSE LINUX GmbH, Nuernberg, Germany.
 #
 # All modifications and additions to the file contributed by third parties
 # remain the property of their copyright owners, unless otherwise agreed
@@ -12,26 +12,24 @@
 # license that conforms to the Open Source Definition (Version 1.9)
 # published by the Open Source Initiative.
 
-# Please submit bugfixes or comments via http://bugs.opensuse.org/
+# Please submit bugfixes or comments via https://bugs.opensuse.org/
 #
 
 
-# We need some private NSS functions
-%define __filter_GLIBC_PRIVATE 1
 Name:           libnss_usrfiles
-Version:        2.25
+Version:        2.27
 Release:        0
 Summary:        NSS usrfiles plugin for glibc
 License:        LGPL-2.1-only
 Group:          System/Base
-URL:            http://github.com/thkukuk/libnss_usrfiles
-Source:         %{name}-%{version}.tar.bz2
+URL:            http://github.com/kubic-project/libnss_usrfiles
+Source:         %{name}-%{version}.tar.xz
 Source1:        baselibs.conf
 BuildRequires:  autoconf
 BuildRequires:  libtool
 
 %description
-The NSS usrfiles plugin additionally looks in %{_prefix}%{_sysconfdir} for passwd and
+The NSS usrfiles plugin additionally looks in /usr/etc for passwd and
 group data.
 
 %package -n libnss_usrfiles2
@@ -41,6 +39,8 @@ Group:          System/Libraries
 Requires(post): coreutils
 Requires(post): glibc
 Requires(post): sed
+Requires(postun): glibc
+Requires(postun): sed
 
 %description -n libnss_usrfiles2
 The NSS usrfiles plugin looks additional in %{_prefix}%{_sysconfdir} for passwd and
@@ -60,10 +60,22 @@ mkdir -p %{buildroot}%{_prefix}%{_sysconfdir}
 
 %post -n libnss_usrfiles2
 /sbin/ldconfig
-cp -a %{_sysconfdir}/nsswitch.conf %{_sysconfdir}/nsswitch.conf.nss_usrfiles
-sed -i -e 's|^passwd: compat$|passwd: files usrfiles|g' -e 's|^group:  compat$|group:  files usrfiles|g' %{_sysconfdir}/nsswitch.conf
+if [ "$1" = 1 ] ; then
+    cp -a %{_sysconfdir}/nsswitch.conf %{_sysconfdir}/nsswitch.conf.nss_usrfiles
+    sed -i -e 's|^passwd: compat$|passwd: files usrfiles|g' -e 's|^group:  compat$|group:  files usrfiles|g' %{_sysconfdir}/nsswitch.conf
+    for service in aliases ethers protocols rpc services ; do
+	sed -i -e "s|\(^${service}:[[:space:]]\+files\)|\1 usrfiles|g" %{_sysconfdir}/nsswitch.conf
+    done
+fi
 
-%postun -n libnss_usrfiles2 -p /sbin/ldconfig
+%postun -n libnss_usrfiles2
+/sbin/ldconfig
+if [ "$1" = 0 ] ; then
+    sed -i -e 's|^passwd: files usrfiles$|passwd: compat|g' -e 's|^group:  files usrfiles$|group:  compat|g' %{_sysconfdir}/nsswitch.conf
+    for service in aliases ethers protocols rpc services ; do
+        sed -i -e "s|usrfiles||g" %{_sysconfdir}/nsswitch.conf
+    done
+fi
 
 %files -n libnss_usrfiles2
 %license COPYING