diff --git a/frontend/src/lib/components/TagInput.svelte.spec.ts b/frontend/src/lib/components/TagInput.svelte.spec.ts
index a0c37b6d..8605a236 100644
--- a/frontend/src/lib/components/TagInput.svelte.spec.ts
+++ b/frontend/src/lib/components/TagInput.svelte.spec.ts
@@ -255,6 +255,18 @@ describe('TagInput – autocomplete', () => {
 		await waitForFetch();
 		await expect.element(page.getByRole('listbox')).toBeInTheDocument();
 	});
+
+	it('selects a suggestion via Enter when allowCreation=false', async () => {
+		mockFetchWithTags(['Familie']);
+		render(TagInput, { tags: [], allowCreation: false });
+		const input = page.getByRole('textbox');
+		await input.fill('Fa');
+		await waitForFetch();
+		await userEvent.keyboard('{ArrowDown}'); // index 0 → Familie
+		await userEvent.keyboard('{Enter}');
+		await expect.element(page.getByText('Familie')).toBeInTheDocument();
+		await expect.element(input).toHaveValue('');
+	});
 });
 
 // ─── Tree-aware ordering ──────────────────────────────────────────────────────