diff --git a/plugin/xdocs/tags.xml b/plugin/xdocs/tags.xml
index f4f4202a..33bc4c4c 100644
--- a/plugin/xdocs/tags.xml
+++ b/plugin/xdocs/tags.xml
@@ -2,7 +2,7 @@
 
 <!-- 
 /*
- * Copyright 2001-2004 The Apache Software Foundation.
+ * Copyright 2001-2005 The Apache Software Foundation.
  * 
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
@@ -21,6 +21,7 @@
   <properties>
     <title>Plugin tags</title>
     <author email="dion@apache.org">dIon Gillard</author>
+    <author email="vmassol@apache.org">Vincent Massol</author>
   </properties>
   <body>
     <section name='Overview'>
@@ -35,6 +36,7 @@
         <li><a href='#assert_Tag_Library'>assert</a>
           <ol>
             <li><a href='#assertFileExists_Tag'>assertFileExists</a></li>
+            <li><a href='#assertFileContains_Tag'>assertFileContains</a></li>
             <li><a href='#assertFileNotFound_Tag'>assertFileNotFound</a></li>
             <li><a href='#assertEquals_Tag'>assertEquals</a></li>
           </ol>
@@ -90,6 +92,27 @@
           </tr>
         </table>
       </subsection>
+      <subsection name='assertFileContains Tag'>
+        <p>Fails the build if the given file does not contain the specified string, otherwise no effect.</p>
+        <table>
+          <tr><th>Attribute</th><th>Optional?</th><th>Description</th></tr>
+          <tr>
+            <td>file</td>
+            <td>No</td>
+            <td>The path of the file to be checked</td>
+          </tr>
+          <tr>
+            <td>match</td>
+            <td>No</td>
+            <td>The string to look for in the file</td>
+          </tr>
+          <tr>
+            <td>msg</td>
+            <td>Yes</td>
+            <td>A message to be displayed when the file doesn't contain the specified string</td>
+          </tr>
+        </table>
+      </subsection>
       <subsection name='assertFileNotFound Tag'>
         <p>Fails the build if the given file does exist, otherwise no effect.</p>
         <table>
