diff --git a/app/svc/svc_medium_agent.go b/app/svc/svc_medium_agent.go
index 6923d8a..b02d586 100644
--- a/app/svc/svc_medium_agent.go
+++ b/app/svc/svc_medium_agent.go
@@ -122,7 +122,7 @@ func MediumBindAgentSave(c *gin.Context) {
 	}
 	agentDb := implement2.NewAgentDb(MasterDb(c))
 	req.Username = strings.ReplaceAll(req.Username, " ", "")
-	username, _ := agentDb.GetSuperAgentByUsername(req.Username)
+	username, _ := agentDb.GetAgent(utils.StrToInt(req.Username))
 	if username == nil {
 		e.OutErr(c, 400, e.NewErr(400, "渠道代理不存在"))
 		return