diff --git a/frontend/src/lib/geschichte/JourneyItemRow.svelte.spec.ts b/frontend/src/lib/geschichte/JourneyItemRow.svelte.spec.ts
index ee47da0d..b7d62022 100644
--- a/frontend/src/lib/geschichte/JourneyItemRow.svelte.spec.ts
+++ b/frontend/src/lib/geschichte/JourneyItemRow.svelte.spec.ts
@@ -52,6 +52,20 @@ describe('JourneyItemRow — note textarea', () => {
 	});
 });
 
+describe('JourneyItemRow — note error state', () => {
+	it('shows role=alert error message when onNotePatch rejects', async () => {
+		const onNotePatch = vi.fn().mockRejectedValue(new Error('server error'));
+		render(JourneyItemRow, { item: docItem(), ...defaultProps({ onNotePatch }) });
+
+		await userEvent.click(page.getByText('Notiz hinzufügen'));
+		const textarea = page.getByRole('textbox', { name: /Kuratoren-Notiz für Brief von Karl/ });
+		await userEvent.fill(textarea, 'Eine Notiz');
+		await textarea.element().dispatchEvent(new FocusEvent('blur'));
+
+		await expect.element(page.getByRole('alert')).toBeInTheDocument();
+	});
+});
+
 describe('JourneyItemRow — interlude rules', () => {
 	it('does not show "Notiz entfernen" for interlude items', async () => {
 		render(JourneyItemRow, { item: interludeItem(), ...defaultProps() });