diff --git a/app/vmselect/prometheus/prometheus.go b/app/vmselect/prometheus/prometheus.go
index 77530ae1f2..c0195231c1 100644
--- a/app/vmselect/prometheus/prometheus.go
+++ b/app/vmselect/prometheus/prometheus.go
@@ -801,8 +801,7 @@ func QueryHandler(startTime time.Time, at *auth.Token, w http.ResponseWriter, r
 	}
 	if queryOffset > 0 {
 		for i := range result {
-			rs := &result[i]
-			timestamps := rs.Timestamps
+			timestamps := result[i].Timestamps
 			for j := range timestamps {
 				timestamps[j] += queryOffset
 			}