Index: openacs-4/packages/acs-core-docs/www/object-system-requirements.html
===================================================================
RCS file: /usr/local/cvsroot/openacs-4/packages/acs-core-docs/www/object-system-requirements.html,v
diff -u -N -r1.36 -r1.37
--- openacs-4/packages/acs-core-docs/www/object-system-requirements.html	8 Nov 2017 09:42:11 -0000	1.36
+++ openacs-4/packages/acs-core-docs/www/object-system-requirements.html	25 Apr 2018 08:38:28 -0000	1.37
@@ -181,7 +181,7 @@
 done using <span class="emphasis"><em>mapping tables</em></span>. The user/groups module has the most
 highly developed data model for this purpose, using a single table called
 <code class="computeroutput">user_group_map</code> that mapped users to groups. In addition, it uses
-the the <code class="computeroutput">user_group_member_fields</code> and
+the <code class="computeroutput">user_group_member_fields</code> and
 <code class="computeroutput">user_group_member_fields_map</code> tables to allow developers to
 attach custom attributes to group members. In fact, these custom attributes
 were not really attached to the users, but to the fact that a user was a