diff --git a/www7/sites/all/modules/date/date_repeat/date_repeat_calc.inc b/www7/sites/all/modules/date/date_repeat/date_repeat_calc.inc
index 2a02d94..e7ecca1 100644
--- a/www7/sites/all/modules/date/date_repeat/date_repeat_calc.inc
+++ b/www7/sites/all/modules/date/date_repeat/date_repeat_calc.inc
@@ -238,6 +238,11 @@ function _date_repeat_calc($rrule, $start, $end, $exceptions, $timezone, $additi
       }
     }
     ksort($week_days);
+    // patch by Ron. This is needed if weekly interval > 1. Otherwise if start date is the first of the days selected the
+    // weeks are not selected correctly. That is, if start date is Monday 2014-04-28, and days are MO-FR, and weekly
+    // interval is 2, 2014-04-28 will be selected, but instead of TU-FR of that week, the next week days will be
+    // selected.
+    $day = reset($rrule['BYDAY']);
 
     // BYDAYs with parameters like -1SU (last Sun) or 2TH (second Thur)
     // need to be processed one month or year at a time.