diff --git a/src/js/Menus/MenuButton.js b/src/js/Menus/MenuButton.js
index <HASH>..<HASH> 100644
--- a/src/js/Menus/MenuButton.js
+++ b/src/js/Menus/MenuButton.js
@@ -174,6 +174,8 @@ export default class MenuButton extends PureComponent {
       buttonId,
       menuStyle,
       menuClassName,
+      listStyle,
+      listClassName,
       buttonChildren,
       children,
       fullWidth,
@@ -185,6 +187,7 @@ export default class MenuButton extends PureComponent {
       ...props
     } = this.props;
     delete props.onClick;
+    delete props.onMenuToggle;
     delete props.defaultOpen;
 
     const toggle = (
@@ -204,6 +207,8 @@ export default class MenuButton extends PureComponent {
         listId={listId}
         style={menuStyle}
         className={menuClassName}
+        listStyle={listStyle}
+        listClassName={listClassName}
         toggle={toggle}
         isOpen={isOpen}
         onClose={this._closeMenu}
Updated MenuButton to pass correct props

The MenuButton was not actually passing the listStyle and listClassName
props correctly to the Menu. Also removed the onMenuToggle prop from the
remaining props passed to the button. Closes #<I>