diff --git a/hwe/battle_simulator.php b/hwe/battle_simulator.php
index 660c38d1..073103f5 100644
--- a/hwe/battle_simulator.php
+++ b/hwe/battle_simulator.php
@@ -412,10 +412,10 @@ $startYear = $gameStor->getValue('startyear');
                             <option value="<?=$dexLevel?>"><?="{$name} (".number_format($dexAmount).")"?></option>
                         <?php endforeach; ?>
                     </select>
-                    <div class="input-group-prepend">
+                    <div class="input-group-prepend only_defender">
                         <span class="input-group-text">수비여부</span>
                     </div>
-                    <select class="custom-select form_defend_mode">
+                    <select class="custom-select form_defend_mode only_defender">
                         <option value="2">훈사 80</option>
                         <option value="3">훈사 60</option>
                         <option value="0">안함</option>
diff --git a/hwe/css/battle_simulator.css b/hwe/css/battle_simulator.css
index 373fa50e..e9be704c 100644
--- a/hwe/css/battle_simulator.css
+++ b/hwe/css/battle_simulator.css
@@ -7,10 +7,6 @@
     display:none;
 }
 
-.attacker_form .defend_mode_text{
-    visibility: hidden;
-}
-
-.attacker_form .form_defend_mode{
+.attacker_form .only_defender{
     visibility: hidden;
 }
\ No newline at end of file