diff --git a/webapp/services/BattleDataService.php b/webapp/services/BattleDataService.php
index 3612afe7..e8325ee0 100644
--- a/webapp/services/BattleDataService.php
+++ b/webapp/services/BattleDataService.php
@@ -642,7 +642,7 @@ class BattleDataService extends BaseService {
             if (!(
                 $instanceId == mt\PveGemini::FIRST_INSTANCE_ID ||
                 $userInfo['pve_instance_id'] == $instanceId ||
-                $userInfo['pve_instance_id'] == $instanceId + 1)
+                $userInfo['pve_instance_id'] + 1 == $instanceId)
             ) {
                 $this->pveGeminiMeta = null;
             }