diff --git a/frontend/src/routes/(app)/planner/server.test.ts b/frontend/src/routes/(app)/planner/server.test.ts
index 023d0fd..cd5bbd2 100644
--- a/frontend/src/routes/(app)/planner/server.test.ts
+++ b/frontend/src/routes/(app)/planner/server.test.ts
@@ -59,7 +59,7 @@ describe('GET /planner — suggestions route handler', () => {
 		expect(body.suggestions[1].recipe.name).toBe('Nudeln');
 	});
 
-	it('returns { suggestions: [] } when backend returns error', async () => {
+	it('returns { suggestions: [] } when data is undefined (error response without data)', async () => {
 		mockGet.mockResolvedValueOnce({ data: undefined, error: { status: 500 } });
 
 		const url = new URL(`http://localhost/planner?planId=${PLAN_UUID}&date=${DATE}`);