diff --git a/reference/info/ini.xml b/reference/info/ini.xml
index 96391fe207..7df6824198 100644
--- a/reference/info/ini.xml
+++ b/reference/info/ini.xml
@@ -261,8 +261,9 @@
     <listitem>
      <para>
       How many <link linkend="language.variables.external">input
-      variables</link> may be accepted. Use of this directive mitigates
-      the possibility of denial of service attacks which use hash collisions.
+      variables</link> may be accepted (limit is applied to 
+      $_GET, $_POST and $_COOKIE superglobal separately). Use of this directive 
+      mitigates the possibility of denial of service attacks which use hash collisions.
       If there are more input variables than specified by this directive,
       an <constant>E_WARNING</constant> is issued, and further input
       variables are truncated from the request. This limit applies only