diff --git a/graylog2-web-interface/src/views/components/widgets/Widget.test.tsx b/graylog2-web-interface/src/views/components/widgets/Widget.test.tsx
index fa5af9a2d03f..329e3d7f5d6b 100644
--- a/graylog2-web-interface/src/views/components/widgets/Widget.test.tsx
+++ b/graylog2-web-interface/src/views/components/widgets/Widget.test.tsx
@@ -376,33 +376,4 @@ describe('<Widget />', () => {
 
     expect(updateWidget).not.toHaveBeenCalledWith('widgetId', { config: { foo: 42 }, id: 'widgetId', type: 'dummy' });
   });
-
-  it('shows an info when the widget accesses the Warm Tier', async () => {
-    render(<DummyWidget searchedIndices={
-[
-  {
-    index_name: 'aloho_warm_1016',
-    begin: 1709715731270,
-    end: 1709716042255,
-    is_warm_tiered: true,
-    stream_names: ['aloho', 'mora'],
-  },
-  {
-    index_name: 'aloho_1017',
-    begin: 1709716042283,
-    end: 1709716342274,
-    is_warm_tiered: false,
-    stream_names: ['lumos'],
-  },
-  {
-    index_name: 'aloho_1018',
-    begin: 0,
-    end: 0,
-    is_warm_tiered: false,
-    stream_names: [],
-  }]
-    } />);
-
-    await screen.findByText('This widget is retrieving data from the Warm Tier and may take longer to load.');
-  });
 });
diff --git a/graylog2-web-interface/src/views/components/widgets/WidgetHeader.tsx b/graylog2-web-interface/src/views/components/widgets/WidgetHeader.tsx
index 1ef59898768f..d930348b6a8f 100644
--- a/graylog2-web-interface/src/views/components/widgets/WidgetHeader.tsx
+++ b/graylog2-web-interface/src/views/components/widgets/WidgetHeader.tsx
@@ -101,7 +101,7 @@ const WidgetHeader = ({
         <TitleInputWrapper>
           <TitleInput type="text"
                       id="widget-title"
-                      onChange={(e) => onRename(e.target.value)}
+                      onChange={(e) => onRename && onRename(e.target.value)}
                       value={title}
                       required />
         </TitleInputWrapper>