diff --git a/api/requests/caV2.go b/api/requests/caV2.go
index 835070d..401c7c3 100644
--- a/api/requests/caV2.go
+++ b/api/requests/caV2.go
@@ -24,7 +24,7 @@ type GetCaV2ServiceURL struct {
 	DeptPersonPhone  string `json:"deptPersonPhone" form:"deptPersonPhone"`
 	AgentName        string `json:"agentName" form:"agentName"`
 	AgentIDCard      string `json:"agentIdCard" form:"agentIdCard"`
-	AuthMethod       string `json:"authMethod" form:"authMethod" validate:"omitempty,oneof=face SMS" label:"认证方式"`
+	AuthMethod       string `json:"authMethod" form:"authMethod" validate:"omitempty,oneof=face sms" label:"认证方式"`
 }
 
 func (r GetCaV2ServiceURL) ValidateBusinessFields() string {