diff --git a/hwe/sammo/WarUnitGeneral.php b/hwe/sammo/WarUnitGeneral.php
index 2193f9e6..f0979951 100644
--- a/hwe/sammo/WarUnitGeneral.php
+++ b/hwe/sammo/WarUnitGeneral.php
@@ -583,7 +583,7 @@ class WarUnitGeneral extends WarUnit{
                     $magicSuccessRatio += 1;
                 }
                 if($this->hasActivatedSkill('계략약화')){
-                    $magicSuccessRatio -= 0.2;
+                    $magicSuccessRatio -= 0.1;
                 }
 
                 if($oppose instanceof WarUnitCity){