diff --git a/app/vmselect/promql/exec_test.go b/app/vmselect/promql/exec_test.go
index 2a5757fcf..69b6f1eb4 100644
--- a/app/vmselect/promql/exec_test.go
+++ b/app/vmselect/promql/exec_test.go
@@ -2086,6 +2086,7 @@ func TestExecSuccess(t *testing.T) {
 			label_set(time()*3, "foo", "x"),
 		), "foo"))`
 		r := netstorage.Result{
+			MetricName: metricNameExpected,
 			Values:     []float64{3000, 3600, 4200, 4800, 5400, 6000},
 			Timestamps: timestampsExpected,
 		}