diff --git a/README.md b/README.md
index be4fbe8..e7cc940 100644
--- a/README.md
+++ b/README.md
@@ -1,6 +1,6 @@
 # UCAS Helper
 ![python version](https://img.shields.io/badge/python-3.5%2B-blue)
-![demo version](https://img.shields.io/badge/version-2.0.3-yellowgreen)
+![demo version](https://img.shields.io/badge/version-2.0.4-brightgreen)
 ![license](https://img.shields.io/badge/license-GNU%20v3-yellowgreen)
 ```angular2
 *********************************************************************************
@@ -10,7 +10,7 @@
 **      #   #  #     #######      #    #  #  #     #     #     #     #  #      **
 **       ###    ### ##     ##  ###     #  #   ###  ##### #      ###  #   #     **
 **                            copyright@GentleCP                               **
-**                            version: 2.0.3                                   **
+**                            version: 2.0.4                                   **
 **                github: https://github.com/GentleCP/UCASHelper               **
 **                            1:course sources download                        **
 **                            2:wifi login                                     **
@@ -79,6 +79,7 @@
 ![](img/1.7.0.png)
 
 # 2. 更新日志
+- [2.0.4] 修复评估教师失败的bug
 - [2.0.3] 修复了部分课程因html解析不当导致的课程资源无法下载的情况，本次更新需要用到新的依赖包`lxml=4.5.2`，
 已安装老版本的请重新执行`pip install -r requirements.txt`
 - [2.0.2] 修复了因课程网站选课系统添加头部检查导致的**课程评估，分数查询**功能的失效。
diff --git a/core/assess.py b/core/assess.py
index e04c950..e46d003 100644
--- a/core/assess.py
+++ b/core/assess.py
@@ -105,7 +105,7 @@ def _assess_courses(self, course_ids):
     def _get_teacher_ids(self):
         # 通过课程评估url得到教师评估url
         teacher_assess_url = self._course_assess_url.replace('course','teacher')
-        res = self._S.get(teacher_assess_url)
+        res = self._S.get(teacher_assess_url, headers=self.headers)
         bs4obj = BeautifulSoup(res.text, 'html.parser')
         urls = [url.get('href') for url in bs4obj.find_all('a', {'class': 'btn'})]
         teacher_ids = []
@@ -119,7 +119,7 @@ def __assess_teacher(self, teacher_id):
         except requests.Timeout:
             res = self._S.get(self._urls['base_evaluateTeacher_url']['https'] + teacher_id, headers=self.headers)
 
-        bs4obj = BeautifulSoup(res.text,'html.parser')
+        bs4obj = BeautifulSoup(res.text,'lxml')
         radios = bs4obj.find_all('input', attrs={'type': 'radio'})
         value = radios[0]['value']  # 默认全5星好评
         data = {}
@@ -132,12 +132,16 @@ def __assess_teacher(self, teacher_id):
             data[item_id] = asses_msg
         data['subjectiveCheckbox'] = ''
         data['subjectiveRadio'] = ''
+        post_action = bs4obj.find('form', {'id': 'regfrm'})
+        try:
+            post_url = self._urls['base_url']['http'] + post_action.get('action')
+        except requests.Timeout:
+            post_url = self._urls['base_url']['https'] + post_action.get('action')
         try:
-            post_url = self._urls['base_url']['http'] + bs4obj.find('form', {'id': 'regfrm'},timeout=5).get('action')
-            res = self._S.post(post_url,data=data,headers = self.headers,timeout=5)
+            res = self._S.post(post_url, data=data, headers=self.headers, timeout=5)
         except requests.Timeout:
-            post_url = self._urls['base_url']['https'] + bs4obj.find('form', {'id': 'regfrm'}).get('action')
             res = self._S.post(post_url, data=data, headers=self.headers)
+
         tmp = BeautifulSoup(res.text, 'html.parser')
         try:
             flag = tmp.find('label', attrs={'id': 'loginSuccess'})
diff --git a/core/login.py b/core/login.py
index a6f08c5..9bb064a 100644
--- a/core/login.py
+++ b/core/login.py
@@ -42,9 +42,9 @@ def __init__(self, user_info, urls):
 
     def __keep_session(self):
         try:
-            res = self._S.get(url=self._urls['course_select_url']['http'],timeout=5)
+            res = self._S.get(url=self._urls['course_select_url']['http'], headers = self.headers, timeout=5)
         except requests.Timeout:
-            res = self._S.get(url=self._urls['course_select_url']['https'])
+            res = self._S.get(url=self._urls['course_select_url']['https'], headers = self.headers)
         course_select_url = re.search(r"window.location.href='(?P<course_select_url>.*?)'", res.text).groupdict().get(
             "course_select_url")
         self._S.get(course_select_url,headers=self.headers)
@@ -67,7 +67,7 @@ def login(self):
                 json_res = res.json()
 
             if json_res["f"]:
-                self._S.get(res.json()["msg"])
+                self._S.get(res.json()["msg"], headers=self.headers)
                 self._logger.info("sep登录成功！")
                 self.__keep_session()
 
diff --git a/core/ui.py b/core/ui.py
index 580d442..a14d683 100644
--- a/core/ui.py
+++ b/core/ui.py
@@ -24,7 +24,7 @@
 **      #   #  #     #######      #    #  #  #     #     #     #     #  #      **
 **       ###    ### ##     ##  ###     #  #   ###  ##### #      ###  #   #     **
 **                            copyright@GentleCP                               **
-**                            version: 2.0.3                                   **
+**                            version: 2.0.4                                   **
 **                github: https://github.com/GentleCP/UCASHelper               **
 **                            1:course sources download                        **
 **                            2:wifi login                                     **