diff --git a/asg_form/Controllers/Events.cs b/asg_form/Controllers/Events.cs
index 9c13bd1..83a0b93 100644
--- a/asg_form/Controllers/Events.cs
+++ b/asg_form/Controllers/Events.cs
@@ -122,6 +122,7 @@ namespace asg_form.Controllers
                     await testDb.SaveChangesAsync();
                     return Ok(eve);
                 }
+                return Ok(new error_mb { code = 200, message = "修改成功并且没有改变文档内容！" });
             }
             return Ok(new error_mb { code = 401, message = "无权访问" });
         }