diff --git a/src/main/webapp/WEB-INF/jsp/nlib/search/getDetailedSearchFormPopup.jsp b/src/main/webapp/WEB-INF/jsp/nlib/search/getDetailedSearchFormPopup.jsp
index 109036fd..3baddaa1 100644
--- a/src/main/webapp/WEB-INF/jsp/nlib/search/getDetailedSearchFormPopup.jsp
+++ b/src/main/webapp/WEB-INF/jsp/nlib/search/getDetailedSearchFormPopup.jsp
@@ -393,7 +393,7 @@ function detailSearchSetting(){
                             <li class="row-control-num">
                                 <p class="tit"><label for="d_mngtNo">관리번호</label></p>
                                 <div class="input-area">
-                                    <input type="text" placeholder="예) KCCF201808030000234" id="d_mngtNo" name="mngtNo" value="" />
+                                    <input type="text" placeholder="예) KCCFDOC20210000001" id="d_mngtNo" name="mngtNo" value="" />
                                 </div>
                             </li>
                             <li class="row-issued-year">