diff --git a/pkg/models/create_update.go b/pkg/models/create_update.go
index 138568f..62b0eb6 100644
--- a/pkg/models/create_update.go
+++ b/pkg/models/create_update.go
@@ -9,8 +9,8 @@ type UserCreateModel struct {
 type UserUpdateModel struct {
 	Email       string `json:"email" validate:"required,email"`
 	Username    string `json:"username" validate:"required"`
-	OldPassword string `json:"oldPassword"`
-	NewPassword string `json:"newPassword"`
+	OldPassword string `json:"old_password"`
+	NewPassword string `json:"new_password"`
 }
 
 type TagTypeCreateModel struct {