diff --git a/services/web/frontend/js/features/ide-react/components/editor-sidebar.tsx b/services/web/frontend/js/features/ide-react/components/editor-sidebar.tsx
index 63ffed6568..3dd9d81109 100644
--- a/services/web/frontend/js/features/ide-react/components/editor-sidebar.tsx
+++ b/services/web/frontend/js/features/ide-react/components/editor-sidebar.tsx
@@ -27,7 +27,9 @@ export default function EditorSidebar({
           <FileTree onInit={onFileTreeInit} onSelect={onFileTreeSelect} />
         </Panel>
         <VerticalResizeHandle />
-        <Panel defaultSize={25}>File outline placeholder</Panel>
+        <Panel defaultSize={25}>
+          <div className="outline-container" />
+        </Panel>
       </PanelGroup>
     </aside>
   )