diff --git a/docs/row-selection.md b/docs/row-selection.md
index dce1f9f07..43cb0b6f4 100644
--- a/docs/row-selection.md
+++ b/docs/row-selection.md
@@ -229,7 +229,7 @@ Provide a callback function which allow you to custom the checkbox/radio box. Th
 ```js
 const selectRow = {
   mode: 'checkbox',
-  selectionRenderer: ({ mode, checked, disabled, rowIndex }) => (
+  selectionRenderer: ({ mode, checked, disabled, rowIndex, rowKey }) => (
     // ....
   )
 };