diff --git a/config.php b/config.php
index f9185f64d..6c2267f9b 100644
--- a/config.php
+++ b/config.php
@@ -233,9 +233,5 @@ define('G5_VISIT_BROWSCAP_USE', false);
 */
 define('G5_IP_DISPLAY', '\\1.♡.\\3.\\4');
 
-if ((isset($_SERVER['HTTPS']) && $_SERVER['HTTPS']=='on') || 
-    (isset($_SERVER['HTTP_X_FORWARDED_PROTO']) && $_SERVER['HTTP_X_FORWARDED_PROTO']==='https')) {   //https 통신일때 daum 주소 js
-    define('G5_POSTCODE_JS', '<script src="https://spi.maps.daum.net/imap/map_js_init/postcode.v2.js"></script>');
-} else {  //http 통신일때 daum 주소 js
-    define('G5_POSTCODE_JS', '<script src="http://dmaps.daum.net/map_js_init/postcode.v2.js"></script>');
-}
+// KAKAO 우편번호 서비스 CDN
+define('G5_POSTCODE_JS', '<script src="//t1.daumcdn.net/mapjsapi/bundle/postcode/prod/postcode.v2.js" async></script>');
diff --git a/extend/version.extend.php b/extend/version.extend.php
index 682640d54..0719bf00e 100644
--- a/extend/version.extend.php
+++ b/extend/version.extend.php
@@ -5,4 +5,4 @@ if (!defined('_GNUBOARD_')) exit; // 개별 페이지 접근 불가
 // 예) https://도메인/css/default.css?ver=220620
 // 예) https://도메인/js/common.js?ver=220620
 define('G5_CSS_VER', '220620');
-define('G5_JS_VER',  '220620');
+define('G5_JS_VER',  '221017');
diff --git a/js/common.js b/js/common.js
index d7ecc7ee9..4c7ff7957 100644
--- a/js/common.js
+++ b/js/common.js
@@ -355,8 +355,8 @@ var win_homepage = function(href) {
  * 우편번호 창
  **/
 var win_zip = function(frm_name, frm_zip, frm_addr1, frm_addr2, frm_addr3, frm_jibeon) {
-    if(typeof daum === 'undefined'){
-        alert("다음 우편번호 postcode.v2.js 파일이 로드되지 않았습니다.");
+    if(typeof daum === "undefined"){
+        alert("KAKAO 우편번호 서비스 postcode.v2.js 파일이 로드되지 않았습니다.");
         return false;
     }
 
@@ -423,7 +423,7 @@ var win_zip = function(frm_name, frm_zip, frm_addr1, frm_addr2, frm_addr3, frm_j
                 element_wrap = document.createElement("div");
                 element_wrap.setAttribute("id", daum_pape_id);
                 element_wrap.style.cssText = 'display:none;border:1px solid;left:0;width:100%;height:300px;margin:5px 0;position:relative;-webkit-overflow-scrolling:touch;';
-                element_wrap.innerHTML = '<img src="//i1.daumcdn.net/localimg/localimages/07/postcode/320/close.png" id="btnFoldWrap" style="cursor:pointer;position:absolute;right:0px;top:-21px;z-index:1" class="close_daum_juso" alt="접기 버튼">';
+                element_wrap.innerHTML = '<img src="//t1.daumcdn.net/postcode/resource/images/close.png" id="btnFoldWrap" style="cursor:pointer;position:absolute;right:0px;top:-21px;z-index:1" class="close_daum_juso" alt="접기 버튼">';
                 jQuery('form[name="'+frm_name+'"]').find('input[name="'+frm_addr1+'"]').before(element_wrap);
                 jQuery("#"+daum_pape_id).off("click", ".close_daum_juso").on("click", ".close_daum_juso", function(e){
                     e.preventDefault();