diff --git a/install/fpm/configuration.xml b/install/fpm/configuration.xml
index 59321171fb..9bc8fb528e 100644
--- a/install/fpm/configuration.xml
+++ b/install/fpm/configuration.xml
@@ -28,6 +28,7 @@
        <para>
         Path to error log file. Default value:
         <literal>#INSTALL_PREFIX#/log/php-fpm.log</literal>.
+        If it's set to "syslog", log is sent to syslogd instead of being written in a local file.
        </para> 
       </listitem>
      </varlistentry>
@@ -43,6 +44,32 @@
        </para> 
       </listitem>
      </varlistentry>
+     <varlistentry xml:id="syslog-facility">
+      <term>
+       <parameter>syslog.facility</parameter>
+       <type>string</type>
+      </term>
+      <listitem>
+       <para>
+        used to specify what type of program is logging the message.
+        Default value: daemon.
+       </para> 
+      </listitem>
+     </varlistentry>
+     <varlistentry xml:id="syslog-ident">
+      <term>
+       <parameter>syslog.ident</parameter>
+       <type>string</type>
+      </term>
+      <listitem>
+       <para>
+        Prepended to every message.
+        If you have multiple FPM instances running on the same server,
+        you can change the default value which must suit common needs.
+        Default value: php-fpm.
+       </para> 
+      </listitem>
+     </varlistentry>
      <varlistentry xml:id="emergency-restart-threshold">
       <term>
        <parameter>emergency_restart_threshold</parameter>
@@ -96,7 +123,59 @@
        </para> 
       </listitem>
      </varlistentry>
+     <varlistentry xml:id="rlimit-files">
+      <term>
+       <parameter>rlimit_files</parameter>
+       <type>int</type>
+      </term>
+      <listitem>
+       <para>
+        Set open file descriptor rlimit for the master process.
+        Default value: Set open file descriptor rlimit for the master process.
+       </para> 
+      </listitem>
+     </varlistentry>
+     <varlistentry xml:id="rlimit-core">
+      <term>
+       <parameter>rlimit_core</parameter>
+       <type>int</type>
+      </term>
+      <listitem>
+       <para>
+        Set max core size rlimit for the master process.
+        Default value: 0.
+       </para> 
+      </listitem>
+     </varlistentry>
+     <varlistentry xml:id="events-mechanism">
+      <term>
+       <parameter>events.mechanism</parameter>
+       <type>string</type>
+      </term>
+      <listitem>
+       <para>
+        Specify the event mechanism FPM will use.
+        The following is available: select, pool, epoll, kqueue (*BSD), port (Solaris).
+        Default value: not set (auto detection).
+       </para> 
+      </listitem>
+     </varlistentry>
+     <varlistentry xml:id="systemd-interval">
+      <term>
+       <parameter>systemd_interval</parameter>
+       <type>int</type>
+      </term>
+      <listitem>
+       <para>
+        When FPM is build with systemd integration, specify the interval,
+        in second, between health report notification to systemd.
+        Set to 0 to disable.
+        Default value: 10.
+       </para> 
+      </listitem>
+     </varlistentry>
     </variablelist>
+
    </sect2>
 
    <sect2> 
@@ -138,11 +217,12 @@
       </term>
       <listitem>
        <para>
-        List of ipv4 addresses of FastCGI clients which are allowed to
+        List of IPv4 addresses of FastCGI clients which are allowed to
         connect. Equivalent to the FCGI_WEB_SERVER_ADDRS environment variable in the
         original PHP FastCGI (5.2.2+). Makes sense only with a tcp listening socket.
         Each address must be separated by a comma. If this value is left blank,
         connections will be accepted from any ip address. Default value: any.
+        IPv6 addresses are allowed since 5.5.20 and 5.6.4.
        </para> 
       </listitem>
      </varlistentry>