diff --git a/hwe/process_war.php b/hwe/process_war.php
index 24791e87..1c8f7f01 100644
--- a/hwe/process_war.php
+++ b/hwe/process_war.php
@@ -785,8 +785,8 @@ function ConquerCity(array $admin, General $general, array $city, array $defende
         'officer_set' => 0,
     ];
     if ($city['level'] > 3) {
-        $query['def'] = 1000;
-        $query['wall'] = 1000;
+        $query['def'] = GameConst::$defaultCityWall;
+        $query['wall'] = GameConst::$defaultCityWall;
     } else {
         $query['def'] = $db->sqleval('def_max/2');
         $query['wall'] = $db->sqleval('wall_max/2');
diff --git a/hwe/sammo/GameConstBase.php b/hwe/sammo/GameConstBase.php
index 9f06d2b1..42b11afa 100644
--- a/hwe/sammo/GameConstBase.php
+++ b/hwe/sammo/GameConstBase.php
@@ -114,6 +114,9 @@ class GameConstBase
     /** @var int 징병 허용 최소 인구 */
     public static $minAvailableRecruitPop = 30000;
 
+    /** @var int 점령 후 일반 도시 성벽 */
+    public static $defaultCityWall = 1000;
+
     /** @var int 초기 제한시 장수 제한 */
     public static $initialNationGenLimit = 10;