diff --git a/WebContent/jsp/onl/apim/portalproperty/propertyMan.jsp b/WebContent/jsp/onl/apim/portalproperty/propertyMan.jsp
index 334aaf4..b1602dd 100644
--- a/WebContent/jsp/onl/apim/portalproperty/propertyMan.jsp
+++ b/WebContent/jsp/onl/apim/portalproperty/propertyMan.jsp
@@ -40,7 +40,7 @@
             if ($('input[name=prptyName]').val() == "") {
                 alert("<%= localeMessage.getString("propertyDetail.checkRequired2") %>");
                 return false;
-            } else if ($('input[name=prpty2Val]').val() == "") {
+            } else if ($('[name=prpty2Val]').val() == "") {
                 alert("<%= localeMessage.getString("propertyDetail.checkRequired3") %>");
                 return false;
             }
@@ -90,7 +90,19 @@
                     '설명',
                     '<%= localeMessage.getString("propertyDetail.delYn") %>'],
                 colModel: [{name: 'PRPTYNAME', width: 50, align: 'left', editable: true},
-                    {name: 'PRPTY2VAL', width: 150, align: 'left', editable: true},
+                    {
+                        name: 'PRPTY2VAL',
+                        width: 150,
+                        align: 'left',
+                        editable: true,
+                        //다행(멀티라인) 값 편집 — 관련 사이트 목록처럼 줄 단위 표기하는 값 지원
+                        edittype: 'textarea',
+                        editoptions: {rows: 3, cols: 60},
+                        //줄바꿈이 그리드에서도 그대로 보이도록
+                        cellattr: function () {
+                            return ' style="white-space:pre-line; word-break:break-all;"';
+                        }
+                    },
                     {name: 'PRPTYDESC', width: 200, align: 'left', editable: true, edittype: 'textarea', editoptions: {rows: 2}},
                     {
                         name: 'DELETEYN',
@@ -265,7 +277,7 @@
                 }
                 var data = new Object();
                 data["PRPTYNAME"] = $("input[name=prptyName]").val();
-                data["PRPTY2VAL"] = $("input[name=prpty2Val]").val();
+                data["PRPTY2VAL"] = $("[name=prpty2Val]").val();
                 data["PRPTYDESC"] = $("input[name=prptyDesc]").val();
 
                 var rows = $("#grid")[0].rows;
@@ -346,7 +358,8 @@
             <tr>
                 <th><%= localeMessage.getString("propertyDetail.propertyValue") %>
                 </th>
-                <td colspan="3"><input type="text" name="prpty2Val"/>
+                <td colspan="3"><textarea name="prpty2Val" rows="3"
+                                          style="width:100%; box-sizing:border-box; resize:vertical;"></textarea>
                 </td>
             </tr>
             <tr>