diff --git a/app/CMS/Interactions/Admin/Content/EditContent.php b/app/CMS/Interactions/Admin/Content/EditContent.php
index b864ea7a..ff68d18f 100644
--- a/app/CMS/Interactions/Admin/Content/EditContent.php
+++ b/app/CMS/Interactions/Admin/Content/EditContent.php
@@ -61,7 +61,7 @@ class EditContent implements Interaction
         $this->module->callOnString($page->moduleHandler, 'edit', [$page, $data]);
 
         // move to interaction
-        $keepAssigned = isset($data->keepAssigned) ? $data->keepAssigned : [];
+        $keepAssigned = isset($data['keepAssigned']) ? $data['keepAssigned'] : [];
         $page->uploadRelatedFiles($relatedFiles, $keepAssigned);
     }