diff --git a/css/mobile.css b/css/mobile.css
index b6fdb010a..deed95377 100644
--- a/css/mobile.css
+++ b/css/mobile.css
@@ -159,8 +159,7 @@ a.btn_admin:focus, a.btn_admin:hover {text-decoration:none}
 .tbl_frm01 .frm_info {display:block;padding:0.3em 0 0;color:#666;line-height:1.3em}
 
 /* 필수입력 */
-.required {background:url('../img/wrest.gif') #f7f7f7 top right no-repeat}
-textarea.required {background:url('../img/wrest.gif') #f7f7f7 top right no-repeat}
+.required, textarea.required {background:url('../img/wrest.gif') #f7f7f7 top right no-repeat}
 
 /* 테이블 항목별 정의 */
 .td_board {width:120px;text-align:center}
diff --git a/mobile/skin/member/basic/style.css b/mobile/skin/member/basic/style.css
index c04baeb9f..cb539defa 100644
--- a/mobile/skin/member/basic/style.css
+++ b/mobile/skin/member/basic/style.css
@@ -56,8 +56,7 @@
 */
 .mbskin .tbl_frm01 a {}
 
-.mbskin .required {} /* 필수입력 */
-.mbskin textarea.required {}
+.mbskin .required, .mbskin textarea.required {background:url('../../../../img/wrest.gif') #f7f7f7 top right no-repeat} /* 필수입력 */
 
 /* 테이블 항목별 정의 */
 .mbskin .td_board {}