diff --git a/_servicedata b/_servicedata
index b468a3a..b56cdfd 100644
--- a/_servicedata
+++ b/_servicedata
@@ -1,6 +1,6 @@
 <servicedata>
   <service name="tar_scm">
     <param name="url">git://github.com/ClusterLabs/pacemaker.git</param>
-    <param name="changesrevision">ae50b7f5dc35c19f7cbddd165291b3aaac30da8c</param>
+    <param name="changesrevision">63b842c8e951c5e7efa6ccfed393c23eae850b19</param>
   </service>
 </servicedata>
\ No newline at end of file
diff --git a/pacemaker-1.1.18+20180216.ae50b7f5d.tar.xz b/pacemaker-1.1.18+20180216.ae50b7f5d.tar.xz
deleted file mode 100644
index 981fcac..0000000
--- a/pacemaker-1.1.18+20180216.ae50b7f5d.tar.xz
+++ /dev/null
@@ -1,3 +0,0 @@
-version https://git-lfs.github.com/spec/v1
-oid sha256:7aa12e462b2406cb1e8124ea613c4815e8cde306585649b168d97064e7ebbe27
-size 3234552
diff --git a/pacemaker-1.1.18+20180313.2c83c6872.tar.xz b/pacemaker-1.1.18+20180313.2c83c6872.tar.xz
new file mode 100644
index 0000000..572b32d
--- /dev/null
+++ b/pacemaker-1.1.18+20180313.2c83c6872.tar.xz
@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:ee0370b0ddb8f672ce94c855379c103688eae7a8ab658b054ed1b6626a17e7d2
+size 3239812
diff --git a/pacemaker.changes b/pacemaker.changes
index b2583a1..b2f96b0 100644
--- a/pacemaker.changes
+++ b/pacemaker.changes
@@ -1,3 +1,56 @@
+-------------------------------------------------------------------
+Tue Mar 13 18:53:03 UTC 2018 - ygao@suse.com
+
+- Update to version 1.1.18+20180313.2c83c6872:
+- cts-pengine: add regression test for changing bundle replica count
+- libpe_status: handle unique bundle children correctly
+
+-------------------------------------------------------------------
+Tue Mar 13 00:46:45 UTC 2018 - ygao@suse.com
+
+- Update to version 1.1.18+20180312.31c732adc:
+- spec: make shadow dependency explicit
+- spec: drop requirements for bison and flex
+
+-------------------------------------------------------------------
+Sat Mar 10 18:37:13 UTC 2018 - ygao@suse.com
+
+- Update to version 1.1.18+20180309.e51687162:
+- crmd,liblrmd,libcrmcommon: improve remote node disconnection logs
+- libcrmcommon: add function to get text equivalent of client type
+- crmd: always write faked failures to CIB whenever possible
+- liblrmd: add function to create resource info structure
+- crmd: functionize setting fake operation status
+- crmd: always assert when operation can't be created
+- crmd: avoid core dump if remote connection doesn't exist
+- crmd: improve lrmd failure handling
+- crmd: return rich error codes from get_lrm_resource()
+- crmd: match only executed down events
+- crmd: functionize pieces of do_lrm_invoke()
+- crmd: don't abort for v2 diff LRM refresh if actions pending
+- crmd: validate CIB diffs better
+
+-------------------------------------------------------------------
+Wed Mar  7 13:06:04 UTC 2018 - ygao@suse.com
+
+- Update to version 1.1.18+20180305.9cd0f6cb8:
+- libcrmcommon: avoid memory leak when schema transform not found
+- tools: warn if crm_resource --wait called in mixed-version cluster
+- Install /etc/pacemaker directory for storing authkey file (bsc#1082883)
+
+-------------------------------------------------------------------
+Wed Feb 28 13:57:19 UTC 2018 - ygao@suse.com
+
+- Update to version 1.1.18+20180226.f788652cf:
+- crmd: log transition ID when aborting
+- crmd: always log unmatched down events at least at debug level
+- pengine: deprecate require-all in rsc_order (fate#324508)
+- libpe_status: deprecate stonith-action=poweroff (fate#324508)
+- tools: already latest schema is not failure for cibadmin --upgrade
+- libcrmcluster: prefer corosync name over ring0_addr (fate#324508)
+- spec: add gcc to BuildRequires
+- attrd: Synchronize attributes held only on own node.
+
 -------------------------------------------------------------------
 Fri Feb 23 04:28:37 UTC 2018 - ygao@suse.com
 
diff --git a/pacemaker.spec b/pacemaker.spec
index 7e851d6..8443150 100644
--- a/pacemaker.spec
+++ b/pacemaker.spec
@@ -71,7 +71,7 @@
 %endif
 
 Name:           pacemaker
-Version:        1.1.18+20180216.ae50b7f5d
+Version:        1.1.18+20180313.2c83c6872
 Release:        0
 Summary:        Scalable High-Availability cluster resource manager
 # AGPL-3.0 licensed extra/clustermon.sh is not present in the binary
@@ -96,11 +96,10 @@ Patch10:        pacemaker-cts-StartCmd.patch
 # Required for core functionality
 BuildRequires:  autoconf
 BuildRequires:  automake
-BuildRequires:  bison
 BuildRequires:  coreutils
 BuildRequires:  fdupes
 BuildRequires:  findutils
-BuildRequires:  flex
+BuildRequires:  gcc
 BuildRequires:  grep
 BuildRequires:  help2man
 BuildRequires:  libtool
@@ -201,6 +200,7 @@ be part of the cluster.
 %package -n libpacemaker3
 Summary:        Core Pacemaker libraries
 Group:          Productivity/Clustering/HA
+Requires:       shadow
 
 %description -n libpacemaker3
 Pacemaker is an advanced, scalable High-Availability cluster resource