diff --git a/webapp/controller/BattleController.class.php b/webapp/controller/BattleController.class.php
index cdac4024..9c353a46 100644
--- a/webapp/controller/BattleController.class.php
+++ b/webapp/controller/BattleController.class.php
@@ -570,6 +570,7 @@ class BattleController extends BaseAuthedController {
             $customData = json_decode($customData, true);
         }
 
+        $currSeason = mt\RankSeason::getCurrentSeason();
         error_log(json_encode($customData));
         $zoneId = $customData['zone_id'];
         $nodeId = $customData['node_id'];
@@ -586,6 +587,7 @@ class BattleController extends BaseAuthedController {
             'map_id' => $mapId,
             'room_uuid' => $roomUuid,
             'start_time' => $startTime,
+            'match_mode' => $currSeason ? 1 : 0,
             'team_list' => array()
         );
         $mapModeMeta = mt\MapMode::find($modeId);