diff --git a/requirements.txt b/requirements.txt
index 9ef6c6b..81d03cf 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -11,4 +11,5 @@ django==2.2.13
 django-simpleui==3.9.1
 django-apscheduler==0.3.0
 django-import-export==2.0.2
-slack-sdk==3.2.1
\ No newline at end of file
+slack-sdk==3.2.1
+parsel==1.7.0
diff --git a/task/utils/selector/request_selector.py b/task/utils/selector/request_selector.py
index dbc452b..f350f34 100644
--- a/task/utils/selector/request_selector.py
+++ b/task/utils/selector/request_selector.py
@@ -18,6 +18,8 @@ def get_html(self, url, headers):
             r = requests.get(url, headers=header_dict, timeout=10)
         else:
             r = requests.get(url, timeout=10)
+        if r.status_code != 200:
+            raise Exception('访问错误: ', r.status_code)
         r.encoding = r.apparent_encoding
         html = r.text
         return html