diff --git a/backend/handlers/admin/today_test.go b/backend/handlers/admin/today_test.go
index 7eb5c55..ae8dce0 100644
--- a/backend/handlers/admin/today_test.go
+++ b/backend/handlers/admin/today_test.go
@@ -820,6 +820,7 @@ func TestAdminToday_WeekSummary_TomorrowClosed(t *testing.T) {
 // a closed day, even when default working_hours says today is open.
 // This tests the column name fix: monday_week_start → week_start.
 func TestAdminToday_ExceptionalHours_ClosedDay(t *testing.T) {
+	t.Parallel()
 	ctx, tx := testutils.SetupTestTx(t)
 	now := time.Now()
 	todayStart := time.Date(now.Year(), now.Month(), now.Day(), 0, 0, 0, 0, now.Location())