diff --git a/reference/session/functions/session-get-cookie-params.xml b/reference/session/functions/session-get-cookie-params.xml
index f64ddd7edc..d70f0a9481 100644
--- a/reference/session/functions/session-get-cookie-params.xml
+++ b/reference/session/functions/session-get-cookie-params.xml
@@ -1,5 +1,5 @@
 <?xml version="1.0" encoding="iso-8859-1"?>
-<!-- $Revision: 1.3 $ -->
+<!-- $Revision: 1.4 $ -->
 <!-- splitted from ./en/functions/session.xml, last change in rev 1.8 -->
   <refentry id="function.session-get-cookie-params">
    <refnamediv>
@@ -21,7 +21,7 @@
      <itemizedlist>
       <listitem>
        <simpara>
-        "lifetime" -  The lifetime of the cookie.
+        "lifetime" -  The lifetime of the cookie in seconds.
        </simpara>
       </listitem>
       <listitem>
diff --git a/reference/session/functions/session-set-cookie-params.xml b/reference/session/functions/session-set-cookie-params.xml
index b5e0976bde..d5062b647a 100644
--- a/reference/session/functions/session-set-cookie-params.xml
+++ b/reference/session/functions/session-set-cookie-params.xml
@@ -1,5 +1,5 @@
 <?xml version="1.0" encoding="iso-8859-1"?>
-<!-- $Revision: 1.3 $ -->
+<!-- $Revision: 1.4 $ -->
 <!-- splitted from ./en/functions/session.xml, last change in rev 1.2 -->
   <refentry id="function.session-set-cookie-params">
    <refnamediv>
@@ -18,8 +18,10 @@
       <methodparam choice="opt"><type>bool</type><parameter>secure</parameter></methodparam>
      </methodsynopsis>
     <para>
-     Set cookie parameters defined in the &php.ini; file.  The effect of this
-     function only lasts for the duration of the script.
+     Set cookie parameters defined in the &php.ini; file. The effect of this
+     function only lasts for the duration of the script. Thus, you need to
+     call <function>session_set_cookie_params</function> for every request and
+     before <function>session_start</function> is called.
     </para>
     <note>
      <para>