diff --git a/reference/zlib/ini.xml b/reference/zlib/ini.xml
index e36b7c42d6..e567eb4fe0 100644
--- a/reference/zlib/ini.xml
+++ b/reference/zlib/ini.xml
@@ -1,5 +1,5 @@
 <?xml version="1.0" encoding="iso-8859-1"?>
-<!-- $Revision: 1.4 $ -->
+<!-- $Revision: 1.5 $ -->
 <section id="zlib.configuration">
  &reftitle.runtime;
  &extension.runtime;
@@ -22,7 +22,7 @@
      <row>
       <entry>zlib.output_compression</entry>
       <entry>"Off"</entry>
-      <entry>PHP_INI_SYSTEM|PHP_INI_PERDIR</entry>
+      <entry>PHP_INI_ALL</entry>
      </row>
      <row>
       <entry>zlib.output_compression_level</entry>