diff --git a/components/table/interface.js b/components/table/interface.js
index 58aeab2cf..9e20f3355 100644
--- a/components/table/interface.js
+++ b/components/table/interface.js
@@ -126,6 +126,7 @@ export const TableProps = {
   scroll: PropTypes.object,
   childrenColumnName: PropTypes.oneOfType([PropTypes.array, PropTypes.string]),
   bodyStyle: PropTypes.any,
+  expandIcon: PropTypes.func,
   // className?: PropTypes.string,
   // style?: React.CSSProperties;
   // children?: React.ReactNode;