diff --git a/tencentcloud/resource_tc_teo_dns_record_test.go b/tencentcloud/resource_tc_teo_dns_record_test.go
index a423b6e7fe..ab711d77fb 100644
--- a/tencentcloud/resource_tc_teo_dns_record_test.go
+++ b/tencentcloud/resource_tc_teo_dns_record_test.go
@@ -130,7 +130,7 @@ variable "zone_id" {
 }
 
 variable "zone_name" {
-  default = "www.` + defaultZoneName + `"
+  default = "aaa.` + defaultZoneName + `"
 }`
 
 const testAccTeoDnsRecord = testAccTeoDnsRecordVar + `