diff --git a/airtime_mvc/application/models/Show.php b/airtime_mvc/application/models/Show.php
index a8297017f..7eab4e841 100644
--- a/airtime_mvc/application/models/Show.php
+++ b/airtime_mvc/application/models/Show.php
@@ -176,7 +176,7 @@ class Application_Model_Show {
 
         //update all cc_show_instances that are in the future.
         $sql = "UPDATE cc_show_instances SET ends = (ends + interval '{$deltaDay} days' + interval '{$hours}:{$mins}')
-                WHERE (show_id = {$this->_showId} AND starts > '$current_timestamp')
+                WHERE (show_id = {$this->_showId} AND ends > '$current_timestamp')
                 AND ((ends + interval '{$deltaDay} days' + interval '{$hours}:{$mins}' - starts) <= interval '24:00');";
 
         //update cc_show_days so future shows can be created with the new duration.
@@ -1618,7 +1618,7 @@ class Application_Model_Show {
                 $options["percent"] = Application_Model_Show::getPercentScheduled($show["starts"], $show["ends"], $show["time_filled"]);
             }
 
-            if ($p_editable && (strtotime($today_timestamp) < strtotime($show["starts"]))) {
+            if ($p_editable && (strtotime($today_timestamp) < strtotime($show["ends"]))) {
                 $options["editable"] = true;
             }