diff --git a/appendices/ini.xml b/appendices/ini.xml
index 40dc3ce464..a70ead8740 100644
--- a/appendices/ini.xml
+++ b/appendices/ini.xml
@@ -1,5 +1,5 @@
 <?xml version="1.0" encoding="iso-8859-1"?>
-<!-- $Revision: 1.19 $ -->
+<!-- $Revision: 1.20 $ -->
 
 <appendix id="ini">
  <title>&php.ini; directives</title>
@@ -300,29 +300,35 @@
        <entry></entry>
       </row>
       <row>
-       <entry>date.default_latitude</entry>
+       <entry><link linkend="ini.date.default-latitude">date.default_latitude</link></entry>
        <entry>"31.7667"</entry>
        <entry>PHP_INI_ALL</entry>
        <entry>Available since PHP 5.0.0.</entry>
       </row>
       <row>
-       <entry>date.default_longitude</entry>
+       <entry><link linkend="ini.date.default-longitude">date.default_longitude</link></entry>
        <entry>"35.2333"</entry>
        <entry>PHP_INI_ALL</entry>
        <entry>Available since PHP 5.0.0.</entry>
       </row>
       <row>
-       <entry>date.sunrise_zenith</entry>
+       <entry><link linkend="ini.date.sunrise-zenith">date.sunrise_zenith</link></entry>
        <entry>"90.83"</entry>
        <entry>PHP_INI_ALL</entry>
        <entry>Available since PHP 5.0.0.</entry>
       </row>
       <row>
-       <entry>date.sunset_zenith</entry>
+       <entry><link linkend="ini.date.sunset-zenith">date.sunset_zenith</link></entry>
        <entry>"90.83"</entry>
        <entry>PHP_INI_ALL</entry>
        <entry>Available since PHP 5.0.0.</entry>
       </row>
+      <row>
+       <entry><link linkend="ini.date.timezone">date.timezone</link></entry>
+       <entry>"GMT"</entry>
+       <entry>PHP_INI_ALL</entry>
+       <entry>Available since PHP 5.1.0.</entry>
+      </row>
       <row>
        <entry>dba.default_handler</entry>
        <entry>""</entry>
diff --git a/reference/datetime/ini.xml b/reference/datetime/ini.xml
index b603708e2a..887b752bbc 100755
--- a/reference/datetime/ini.xml
+++ b/reference/datetime/ini.xml
@@ -1,5 +1,5 @@
 <?xml version="1.0" encoding="iso-8859-1"?>
-<!-- $Revision: 1.1 $ -->
+<!-- $Revision: 1.2 $ -->
 <section id="datetime.configuration">
  &reftitle.runtime;
  &extension.runtime;
@@ -16,6 +16,30 @@
      </row>
     </thead>
     <tbody>
+     <row>
+      <entry>date.default_latitude</entry>
+      <entry>"31.7667"</entry>
+      <entry>PHP_INI_ALL</entry>
+      <entry>Available since PHP 5.0.0.</entry>
+     </row>
+     <row>
+      <entry>date.default_longitude</entry>
+      <entry>"35.2333"</entry>
+      <entry>PHP_INI_ALL</entry>
+      <entry>Available since PHP 5.0.0.</entry>
+     </row>
+     <row>
+      <entry>date.sunrise_zenith</entry>
+      <entry>"90.83"</entry>
+      <entry>PHP_INI_ALL</entry>
+      <entry>Available since PHP 5.0.0.</entry>
+     </row>
+     <row>
+      <entry>date.sunset_zenith</entry>
+      <entry>"90.83"</entry>
+      <entry>PHP_INI_ALL</entry>
+      <entry>Available since PHP 5.0.0.</entry>
+     </row>
      <row>
       <entry>date.timezone</entry>
       <entry>"GMT"</entry>
@@ -32,6 +56,54 @@
 
  <para>
   <variablelist>
+   <varlistentry id="ini.date.default-latitude">
+    <term>
+     <parameter>date.default_latitude</parameter>
+     <type>float</type>
+    </term>
+    <listitem>
+     <para>
+      The default latitude.
+     </para>
+    </listitem>
+   </varlistentry>
+
+   <varlistentry id="ini.date.default-longitude">
+    <term>
+     <parameter>date.default_longitude</parameter>
+     <type>float</type>
+    </term>
+    <listitem>
+     <para>
+      The default longitude.
+     </para>
+    </listitem>
+   </varlistentry>
+
+   <varlistentry id="ini.date.sunrise-zenith">
+    <term>
+     <parameter>date.sunrise_zenith</parameter>
+     <type>float</type>
+    </term>
+    <listitem>
+     <para>
+      The default sunrise zenith.
+     </para>
+    </listitem>
+   </varlistentry>
+
+   <varlistentry id="ini.date.sunset-zenith">
+    <term>
+     <parameter>date.sunset_zenith</parameter>
+     <type>float</type>
+    </term>
+    <listitem>
+     <para>
+      The default sunset zenith.
+     </para>
+    </listitem>
+   </varlistentry>
+
    <varlistentry id="ini.date.timezone">
     <term>
      <parameter>date.timezone</parameter>
@@ -41,12 +113,19 @@
      <para>
       The default timezone. This is used when the <envar>TZ</envar>
       environment variable is <emphasis role="bold">not</emphasis> set.
+      Currently it is only used by the <function>strtotime</function>
+      function.
      </para>
     </listitem>
    </varlistentry>
   </variablelist>
  </para>
-
+ <note>
+  <simpara>
+   The first four configuration options are currently only used by
+   <function>date_sunrise</function> and <function>date_sunset</function>.
+  </simpara>
+ </note>
 </section>
 
 <!-- Keep this comment at the end of the file