diff --git a/controller/relay-xunfei.go b/controller/relay-xunfei.go
index cbaf38fe..f4e70934 100644
--- a/controller/relay-xunfei.go
+++ b/controller/relay-xunfei.go
@@ -297,10 +297,14 @@ func getXunfeiAuthUrl(c *gin.Context, apiKey string, apiSecret string) (string,
 		apiVersion = "v1.1"
 		common.SysLog("api_version not found, use default: " + apiVersion)
 	}
+	
 	domain := "general"
 	if apiVersion == "v2.1" {
 		domain = "generalv2"
 	}
+	if apiVersion == "v3.1" {
+		domain = "generalv3"
+	}
 	authUrl := buildXunfeiAuthUrl(fmt.Sprintf("wss://spark-api.xf-yun.com/%s/chat", apiVersion), apiKey, apiSecret)
 	return domain, authUrl
 }