diff --git a/requirements.txt b/requirements.txt
index cc40dd1..a60eb9c 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -4,7 +4,7 @@ certifi==2019.6.16
 chardet==3.0.4
 humanize==0.5.1
 idna==2.8
-lxml==4.3.4
+lxml==4.6.3
 PyMySQL==0.9.3
 requests==2.22.0
 soupsieve==1.9.2