diff --git a/appendices/ini.xml b/appendices/ini.xml
index 9d56060f52..0c23e87447 100644
--- a/appendices/ini.xml
+++ b/appendices/ini.xml
@@ -1,5 +1,5 @@
 <?xml version="1.0" encoding="iso-8859-1"?>
-<!-- $Revision: 1.40 $ -->
+<!-- $Revision: 1.41 $ -->
 
 <appendix id="ini">
  <title>&php.ini; directives</title>
@@ -51,13 +51,13 @@
        <entry><link linkend="ini.apc.cache-by-default">apc.cache_by_default</link></entry>
        <entry>"1"</entry>
        <entry>PHP_INI_ALL</entry>
-       <entry></entry>
+       <entry>PHP_INI_SYSTEM in APC &lt;= 3.0.12p2</entry>
       </row>
       <row>
        <entry><link linkend="ini.apc.enabled">apc.enabled</link></entry>
        <entry>"1"</entry>
        <entry>PHP_INI_SYSTEM</entry>
-       <entry></entry>
+       <entry>PHP_INI_ALL in APC &lt;= 3.0.12p2</entry>
       </row>
       <row>
        <entry><link linkend="ini.apc.enable-cli">apc.enable_cli</link></entry>
@@ -101,6 +101,12 @@
        <entry>PHP_INI_SYSTEM</entry>
        <entry></entry>
       </row>
+      <row>
+       <entry><link linkend="ini.apc.optimization">apc.optimization</link></entry>
+       <entry>"0"</entry>
+       <entry>PHP_INI_ALL</entry>
+       <entry></entry>
+      </row>
       <row>
        <entry><link linkend="ini.apc.shm-segments">apc.shm_segments</link></entry>
        <entry>"1"</entry>
diff --git a/reference/apc/ini.xml b/reference/apc/ini.xml
index 5cc3ed7aea..e7d92f276c 100644
--- a/reference/apc/ini.xml
+++ b/reference/apc/ini.xml
@@ -1,5 +1,5 @@
 <?xml version="1.0" encoding="iso-8859-1"?>
-<!-- $Revision: 1.7 $ -->
+<!-- $Revision: 1.8 $ -->
 <section id="apc.configuration">
  &reftitle.runtime;
  &extension.runtime;
@@ -48,7 +48,7 @@
       <entry>apc.enabled</entry>
       <entry>"1"</entry>
       <entry>PHP_INI_SYSTEM</entry>
-      <entry></entry>
+      <entry>PHP_INI_ALL in APC &lt;= 3.0.12p2</entry>
      </row>
      <row>
       <entry>apc.shm_segments</entry>
@@ -90,7 +90,7 @@
       <entry>apc.cache_by_default</entry>
       <entry>"1"</entry>
       <entry>PHP_INI_ALL</entry>
-      <entry></entry>
+      <entry>PHP_INI_SYSTEM in APC &lt;= 3.0.12p2</entry>
      </row>
      <row>
       <entry>apc.filters</entry>