diff --git a/bbs/gcaptcha/gcaptcha.lib.php b/bbs/gcaptcha/gcaptcha.lib.php
index 90682be12..d59b41007 100644
--- a/bbs/gcaptcha/gcaptcha.lib.php
+++ b/bbs/gcaptcha/gcaptcha.lib.php
@@ -183,12 +183,9 @@ function captcha_html($class='captcha')
     $html .= "\n".'<script src="'.G4_GCAPTCHA_URL.'/gcaptcha.js"></script>';
     $html .= '<fieldset id="captcha" class="'.$class.'">';
     $html .= '<legend class="sound_only">자동등록방지</legend>';
+    if (G4_IS_MOBILE) $html .= '<audio src="'.$mp3_file_url.'?_='.$rand.'" controls></audio>';
     $html .= '<img src="'.$jpg_file_url.'?_='.$rand.'" alt="자동등록방지 숫자">';
-    if (G4_IS_MOBILE) {
-        $html .= '<audio src="'.$mp3_file_url.'?_='.$rand.'" controls></audio>';
-    } else {
-        $html .= '<a href="'.$mp3_file_url.'?_='.$rand.'" id="captcha_mp3" target="_blank"><img src="'.G4_GCAPTCHA_URL.'/img/sound.gif" alt="숫자를 음성으로 듣기"></a>';
-    }
+    if (!G4_IS_MOBILE) $html .= '<a href="'.$mp3_file_url.'?_='.$rand.'" id="captcha_mp3" target="_blank"><img src="'.G4_GCAPTCHA_URL.'/img/sound.gif" alt="숫자를 음성으로 듣기"></a>';
     $html .= '<input type="text" id="captcha_key" name="captcha_key" class="captcha_box frm_input" size="6" maxlength="6" required title="자동등록방지 숫자 입력">';
     $html .= '<p class="sound_only">자동등록방지 숫자를 순서대로 입력하세요.</p>';
     $html .= '</fieldset>';
diff --git a/css/mobile.css b/css/mobile.css
index 5911a8dce..83864f189 100644
--- a/css/mobile.css
+++ b/css/mobile.css
@@ -32,8 +32,9 @@ pre {overflow-x:scroll;font-size:1.1em}
 .img_fix {width:100%;height:auto}
 
 /* 캡챠 자동등록(입력)방지 기본 */
+#captcha audio {display:block;margin:0 0 0.5em}
+#captcha input[type=text] {position:relative;top:0;left:-4px}
 #captcha img {height:1.8em;border:1px solid #cfded8;border-right:0}
-#captcha_mp3 img {padding:0.2em;height:22px !important;border:1px solid #cfded8;border-left:0;background:#494949}
 
 /* 상단 레이아웃 */
 #hd {background:#fff}