diff --git a/mazhifu/requirements.txt b/mazhifu/requirements.txt
index 810308c..d83bf6c 100644
--- a/mazhifu/requirements.txt
+++ b/mazhifu/requirements.txt
@@ -1,5 +1,5 @@
 lazyspider==0.0.2
-lxml==4.1.1
+lxml==4.9.1
 PyMySQL==0.8.0
 requests==2.18.4
 selenium==3.8.0