Index: /trunk/b2-include/b2template.functions.php
===================================================================
--- /trunk/b2-include/b2template.functions.php	(revision 216)
+++ /trunk/b2-include/b2template.functions.php	(revision 217)
@@ -170,5 +170,5 @@
 		}
 		++$querycount;
-		$arcresults = $wpdb->get_results("SELECT DISTINCT WEEK(post_date) AS `week`, YEAR(post_date) AS yr, DATE_FORMAT(post_date, '%Y-%m-%d') AS yyyymmdd FROM $tableposts WHERE post_date < '$now' AND post_category > 0 AND post_status = 'publish' ORDER BY post_date DESC" . $limit);
+		$arcresults = $wpdb->get_results("SELECT DISTINCT WEEK(post_date, $start_of_week) AS `week`, YEAR(post_date) AS yr, DATE_FORMAT(post_date, '%Y-%m-%d') AS yyyymmdd FROM $tableposts WHERE post_date < '$now' AND post_category > 0 AND post_status = 'publish' ORDER BY post_date DESC" . $limit);
 		$arc_w_last = '';
 		foreach ($arcresults as $arcresult) {