diff --git a/crawler/requirements.txt b/crawler/requirements.txt
index ce68904..8563dba 100644
--- a/crawler/requirements.txt
+++ b/crawler/requirements.txt
@@ -3,7 +3,7 @@ bs4==0.0.1
 certifi==2018.11.29
 chardet==3.0.4
 idna==2.8
-lxml==4.3.1
+lxml==4.9.1
 requests==2.21.0
 selenium==3.141.0
 soupsieve==1.8