diff --git a/reference/filesystem/functions/glob.xml b/reference/filesystem/functions/glob.xml
index 9bedeefc18..1f78404118 100644
--- a/reference/filesystem/functions/glob.xml
+++ b/reference/filesystem/functions/glob.xml
@@ -1,5 +1,5 @@
 <?xml version="1.0" encoding="iso-8859-1"?>
-<!-- $Revision: 1.7 $ -->
+<!-- $Revision: 1.8 $ -->
   <refentry id="function.glob">
    <refnamediv>
     <refname>glob</refname> 
@@ -61,6 +61,11 @@
      </listitem>
     </itemizedlist>
     </para>
+    <note>
+     <simpara>
+      <constant>GLOB_ONLYDIR</constant> is not available on Windows.
+     </simpara>
+    </note>
     <para>
      <example>
       <title>