diff --git a/chapters/config.xml b/chapters/config.xml
index 51acf59256..c1f8e36035 100644
--- a/chapters/config.xml
+++ b/chapters/config.xml
@@ -1,5 +1,5 @@
 <?xml version="1.0" encoding="iso-8859-1"?>
-<!-- $Revision: 1.87 $ -->
+<!-- $Revision: 1.88 $ -->
  <chapter id="configuration">
   <title>Configuration</title>
 
@@ -475,7 +475,8 @@ php_value auto_prepend_file none
         scripts for eating up all available memory on a server.  In order to
         use this directive you must have enabled it at compile time.  So, 
         your configure line would have included:
-        <literal>--enable-memory-limit</literal>
+        <literal>--enable-memory-limit</literal>. Note that you have to set 
+	it to -1 if you don't want any limit for your memory.
        </para>
       </listitem>
      </varlistentry>