diff --git a/pkg/monitor/models/datasource.go b/pkg/monitor/models/datasource.go
index f022ac090c..47e0d3775d 100644
--- a/pkg/monitor/models/datasource.go
+++ b/pkg/monitor/models/datasource.go
@@ -710,7 +710,7 @@ func getTagValues(userCred mcclient.TokenCredential, output *monitor.InfluxMeasu
 	q := monitor.MetricQueryInput{
 		From:     timeF.From,
 		To:       timeF.To,
-		Interval: "5m",
+		Interval: "3m",
 		MetricQuery: []*monitor.AlertQuery{
 			aq,
 		},