diff --git a/Application/Home/Common/function.php b/Application/Home/Common/function.php
index 2827ba43b..d473d7d5c 100644
--- a/Application/Home/Common/function.php
+++ b/Application/Home/Common/function.php
@@ -1201,7 +1201,7 @@ function getChildGameAddPermission($promoteId)
 
 function gameSearch($relationGameId, $sdkVersion)
 {
-    $map = '1 = 1';
+    $map['_string'] = '1 = 1';
     if ($relationGameId != 0) {
         $map['relation_game_id'] = $relationGameId;
     }