diff --git a/src/SelectionControls/SelectionControlModel.php b/src/SelectionControls/SelectionControlModel.php
index <HASH>..<HASH> 100644
--- a/src/SelectionControls/SelectionControlModel.php
+++ b/src/SelectionControls/SelectionControlModel.php
@@ -49,6 +49,7 @@ class SelectionControlModel extends ControlModel
     {
         $list = parent::getExposableModelProperties();
         $list[] = "selectedItems";
+        $list[] = "supportsMultipleSelection";
 
         return $list;
     }
Selection controls pass their supportsMultipleSelection to the viewbridge