diff --git a/core/core-frontend/src/views/chart/components/editor/index.vue b/core/core-frontend/src/views/chart/components/editor/index.vue
index 71e7158945..9434c527fb 100644
--- a/core/core-frontend/src/views/chart/components/editor/index.vue
+++ b/core/core-frontend/src/views/chart/components/editor/index.vue
@@ -1394,7 +1394,7 @@ const drop = (ev: MouseEvent, type = 'xAxis') => {
     const obj = cloneDeep(arr[i])
     state.moveId = obj.id as unknown as number
     view.value[type].push(obj)
-    const e = { newDraggableIndex: view.value.xAxis.length - 1 }
+    const e = { newDraggableIndex: view.value[type].length - 1 }
     if ('drillFields' === type) {
       addDrill(e)
     } else if (type === 'customFilter') {