diff --git a/accountsservice-sysconfig.patch b/accountsservice-sysconfig.patch
index 642c639..1a9aa43 100644
--- a/accountsservice-sysconfig.patch
+++ b/accountsservice-sysconfig.patch
@@ -231,7 +231,7 @@ Index: accountsservice-0.6.37/src/gdm-sysconfig.c
 +
 +out:
 +        if (channel) {
-+                g_io_channel_shutdown (channel, FALSE, NULL);
++                g_io_channel_shutdown (channel, TRUE, NULL);
 +                g_io_channel_unref (channel);
 +        }
 +
diff --git a/accountsservice.changes b/accountsservice.changes
index 720a45f..f617455 100644
--- a/accountsservice.changes
+++ b/accountsservice.changes
@@ -1,3 +1,12 @@
+-------------------------------------------------------------------
+Sun Sep 11 14:12:01 UTC 2016 - fezhang@suse.com
+
+- Update accountsservice-sysconfig.patch:
+  Flush the buffer before shut down the GIOChannel, otherwise we
+  get a truncated setting file. The problem has caused the
+  switching autologin in gnome-control-center breaking
+  /etc/sysconfig/displaymanager (bsc#998107).
+
 -------------------------------------------------------------------
 Wed Aug 24 08:14:06 UTC 2016 -  fezhang@suse.com