diff --git a/core/core-frontend/src/views/chart/components/editor/editor-senior/components/MapMapping.vue b/core/core-frontend/src/views/chart/components/editor/editor-senior/components/MapMapping.vue
index 88ba9561d9..7e919607d6 100644
--- a/core/core-frontend/src/views/chart/components/editor/editor-senior/components/MapMapping.vue
+++ b/core/core-frontend/src/views/chart/components/editor/editor-senior/components/MapMapping.vue
@@ -113,7 +113,7 @@ const finishEdit = () => {
 const updateAreaData = debounce(() => {
   const filteredData = state.currentData.filter(item => {
     if (!search.value?.trim()) {
-      return true
+      return item.originName
     }
     return item.mappedName?.includes(search.value)
   })
@@ -247,6 +247,9 @@ onMounted(() => {
   :deep(.area-map-table-header-cell-dark) {
     background-color: #1a1a1a;
     color: @canvas-main-font-color-dark;
+    &:hover {
+      background-color: #1a1a1a;
+    }
   }
   :deep(.area-map-table-row-dark) {
     .area-map-table-cell-dark {
@@ -264,6 +267,9 @@ onMounted(() => {
     :deep(.ed-table__empty-block) {
       background-color: @side-content-background;
     }
+    :deep(.ed-table__header-wrapper) {
+      border-top: unset;
+    }
   }
 }
 </style>