diff --git a/hwe/sammo/Command/General/che_화계.php b/hwe/sammo/Command/General/che_화계.php
index ce06a2b2..99993fc7 100644
--- a/hwe/sammo/Command/General/che_화계.php
+++ b/hwe/sammo/Command/General/che_화계.php
@@ -94,6 +94,7 @@ class che_화계 extends Command\GeneralCommand
 
         $prob = $maxGenScore / GameConst::$sabotageProbCoefByStat;
         $prob += $probCorrection;
+        $prob += sqrt(count($destCityGeneralList)) * GameConst::$sabotageDefenceCoefByGeneralCnt;
 
         $prob += $destCity['secu'] / $destCity['secu_max'] / 5; //최대 20%p
         $prob += $destCity['supply'] ? 0.1 : 0;
diff --git a/hwe/sammo/GameConstBase.php b/hwe/sammo/GameConstBase.php
index b192a1fa..fa4415a7 100644
--- a/hwe/sammo/GameConstBase.php
+++ b/hwe/sammo/GameConstBase.php
@@ -46,6 +46,8 @@ class GameConstBase
     public static $sabotageDefaultProb = 0.35;
     /** @var int 계략시 확률 가중치(수치가 클수록 변화가 적음 : (지력차/$firing + $basefiring)*/
     public static $sabotageProbCoefByStat = 300;
+    /** @var float 인원수 별 계략 방어 가중치 */
+    public static $sabotageDefenceCoefByGeneralCnt = 0.05;
     /** @var int 계략시 최소 수치 감소량*/
     public static $sabotageDamageMin = 100;
     /** @var int 계략시 최대 수치 감소량*/