diff --git a/house365_crawler/requirements.txt b/house365_crawler/requirements.txt
index 930df39..60049bb 100644
--- a/house365_crawler/requirements.txt
+++ b/house365_crawler/requirements.txt
@@ -9,7 +9,7 @@ colorama==0.4.1
 coloredlogs==10.0
 humanfriendly==4.18
 idna==2.8
-lxml==4.3.3
+lxml==4.9.1
 motor==2.0.0
 multidict==4.5.2
 pymongo==3.7.2