diff --git a/reference/dir/functions/readdir.xml b/reference/dir/functions/readdir.xml
index 90bac97681..77070b2aa5 100644
--- a/reference/dir/functions/readdir.xml
+++ b/reference/dir/functions/readdir.xml
@@ -1,5 +1,5 @@
 <?xml version="1.0" encoding="iso-8859-1"?>
-<!-- $Revision: 1.2 $ -->
+<!-- $Revision: 1.3 $ -->
 <!-- splitted from ./en/functions/dir.xml, last change in rev 1.2 -->
   <refentry id="function.readdir">
    <refnamediv>
@@ -25,7 +25,7 @@
      linkend="language.operators.comparison">Comparison
      Operators</link> for more information) &false; since otherwise,
      any directory entry whose name evaluates to &false; will stop the
-     loop.
+     loop (e.g. a directory named "0").
     </para>
     <para>
      <example>