diff --git a/idp/casdoor.go b/idp/casdoor.go
index 04a140ee..67b810cf 100644
--- a/idp/casdoor.go
+++ b/idp/casdoor.go
@@ -108,8 +108,8 @@ func (idp *CasdoorIdProvider) GetToken(code string) (*oauth2.Token, error) {
 
 type CasdoorUserInfo struct {
 	Id          string `json:"sub"`
-	Name        string `json:"name"`
-	DisplayName string `json:"preferred_username"`
+	Name        string `json:"preferred_username,omitempty"`
+	DisplayName string `json:"name"`
 	Email       string `json:"email"`
 	AvatarUrl   string `json:"picture"`
 	Status      string `json:"status"`
diff --git a/idp/custom.go b/idp/custom.go
index abd51714..5447272b 100644
--- a/idp/custom.go
+++ b/idp/custom.go
@@ -61,8 +61,8 @@ func (idp *CustomIdProvider) GetToken(code string) (*oauth2.Token, error) {
 
 type CustomUserInfo struct {
 	Id          string `json:"sub"`
-	Name        string `json:"name"`
-	DisplayName string `json:"preferred_username"`
+	Name        string `json:"preferred_username,omitempty"`
+	DisplayName string `json:"name"`
 	Email       string `json:"email"`
 	AvatarUrl   string `json:"picture"`
 	Status      string `json:"status"`