diff --git a/plugin/api/email/api.go b/plugin/api/email/api.go
index 809de227..db1f8855 100644
--- a/plugin/api/email/api.go
+++ b/plugin/api/email/api.go
@@ -5,8 +5,13 @@
 package email
 
 import (
+	log "github.com/cihub/seelog"
+	"infini.sh/console/model"
 	"infini.sh/console/plugin/api/email/common"
 	"infini.sh/framework/core/api"
+	"infini.sh/framework/core/credential"
+	"infini.sh/framework/core/orm"
+	"infini.sh/framework/core/util"
 )
 
 type EmailAPI struct {
@@ -20,6 +25,46 @@ func InitAPI() {
 	api.HandleAPIMethod(api.PUT, "/email/server/:email_server_id", email.updateEmailServer)
 	api.HandleAPIMethod(api.DELETE, "/email/server/:email_server_id", email.deleteEmailServer)
 	api.HandleAPIMethod(api.GET, "/email/server/_search", email.searchEmailServer)
+
+	credential.RegisterChangeEvent(func(cred *credential.Credential) {
+		query := util.MapStr{
+			"size": 1,
+			"query": util.MapStr{
+				"bool": util.MapStr{
+					"must": []util.MapStr{
+						{
+							"term": util.MapStr{
+								"credential_id": util.MapStr{
+									"value": cred.ID,
+								},
+							},
+						},
+						{
+							"term": util.MapStr{
+								"enabled": util.MapStr{
+									"value": true,
+								},
+							},
+						},
+					},
+				},
+			},
+		}
+		q := orm.Query{
+			RawQuery: util.MustToJSONBytes(query),
+		}
+		err, result := orm.Search(model.EmailServer{}, &q)
+		if err != nil {
+			log.Error(err)
+			return
+		}
+		if len(result.Result) > 0 {
+			err = common.RefreshEmailServer()
+			if err != nil {
+				log.Error("refresh email server pipeline error: ", err)
+			}
+		}
+	})
 }
 
 func InitEmailServer() error {
diff --git a/plugin/api/email/common/pipeline.go b/plugin/api/email/common/pipeline.go
index 1ea0aa08..9a85adf3 100644
--- a/plugin/api/email/common/pipeline.go
+++ b/plugin/api/email/common/pipeline.go
@@ -14,6 +14,7 @@ import (
 	"infini.sh/framework/core/util"
 	"os"
 	"path"
+	"time"
 )
 
 const emailServerConfigFile = "send_email.yml"
@@ -90,6 +91,7 @@ func GeneratePipelineConfig(servers []model.EmailServer) (string, error) {
 				"host": srv.Host,
 				"port": srv.Port,
 				"tls": srv.TLS,
+				"refresh_timestamp": time.Now().UnixMilli(),
 			},
 			"auth": util.MapStr{
 				"username": srv.Auth.Username,