diff --git a/src/hoc/README.md b/src/hoc/README.md
new file mode 100644
index 0000000..e69de29
diff --git a/src/index.js b/src/index.js
index 1168948..aeb1976 100644
--- a/src/index.js
+++ b/src/index.js
@@ -537,7 +537,7 @@ export default class ReactTable extends Methods(Lifecycle(Component)) {
                   {
                     expanded: newExpanded,
                   },
-                  () => onExpandedChange && onExpandedChange(newExpanded, cellInfo.nestingPath, e)
+                  () => onExpandedChange && onExpandedChange(newExpanded, cellInfo.nestingPath, e, cellInfo)
                 )
               }