diff --git a/etc/script/notify.py b/etc/script/notify.py
index e06c5fe8..bd240cbd 100755
--- a/etc/script/notify.py
+++ b/etc/script/notify.py
@@ -6,6 +6,9 @@ import urllib2
 import smtplib
 from email.mime.text import MIMEText
 
+reload(sys)
+sys.setdefaultencoding('utf8')
+
 notify_channel_funcs = {
   "email":"email",
   "sms":"sms",
diff --git a/src/server/router/router_datadog.go b/src/server/router/router_datadog.go
index 9c9f5565..996238c0 100644
--- a/src/server/router/router_datadog.go
+++ b/src/server/router/router_datadog.go
@@ -42,11 +42,11 @@ func (m *DatadogMetric) Clean() error {
 
 func (m *DatadogMetric) ToProm() (*prompb.TimeSeries, string, error) {
 	pt := &prompb.TimeSeries{}
-	for _, point := range m.Points {
+	for i := 0; i < len(m.Points); i++ {
 		pt.Samples = append(pt.Samples, prompb.Sample{
 			// use ms
-			Timestamp: int64(point[0]) * 1000,
-			Value:     point[1],
+			Timestamp: int64(m.Points[i][0]) * 1000,
+			Value:     m.Points[i][1],
 		})
 	}