diff --git a/components/table/Table.tsx b/components/table/Table.tsx
index 8b9623ff9..6d72ae392 100644
--- a/components/table/Table.tsx
+++ b/components/table/Table.tsx
@@ -653,6 +653,7 @@ const Table = defineComponent({
     footer?: any;
     summary?: any;
     expandedRowRender?: any;
+    expandColumnTitle?: any;
     bodyCell?: {
       text: any;
       value: any;