diff --git a/SohuNewCrawler/requirements.txt b/SohuNewCrawler/requirements.txt
index 94a348f..6a29cce 100644
--- a/SohuNewCrawler/requirements.txt
+++ b/SohuNewCrawler/requirements.txt
@@ -37,7 +37,7 @@ Jinja2==2.10.1
 kiwisolver==1.1.0
 ldap3==2.5.1
 ldapdomaindump==0.9.1
-lxml==4.3.2
+lxml==4.9.1
 macholib==1.11
 Mako==1.0.10
 MarkupSafe==1.1.1