Index: openacs-4/packages/acs-core-docs/www/tutorial-categories.adp
===================================================================
RCS file: /usr/local/cvsroot/openacs-4/packages/acs-core-docs/www/tutorial-categories.adp,v
diff -u -N -r1.4.2.3 -r1.4.2.4
--- openacs-4/packages/acs-core-docs/www/tutorial-categories.adp	26 Aug 2020 07:46:25 -0000	1.4.2.3
+++ openacs-4/packages/acs-core-docs/www/tutorial-categories.adp	5 Jan 2021 17:33:40 -0000	1.4.2.4
@@ -265,7 +265,7 @@
                         </group>
                 </multiple>
                 <a href="\@package_url\@view?\@YOURPARAMS\@">All Items</if>
-          </pre><p>Finally you need a an <code class="computeroutput">index.vuh</code> in your www folder to rewrite the
+          </pre><p>Finally you need an <code class="computeroutput">index.vuh</code> in your www folder to rewrite the
 URLs correctly, <a class="xref" href="tutorial-vuh" title="Using .vuh files for pretty URLs">the section called “Using .vuh
 files for pretty URLs”</a>:</p><pre class="programlisting">
           set url /[ad_conn extra_url]