diff --git a/requirements.txt b/requirements.txt
index 797831d..233b450 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -2,7 +2,7 @@ APScheduler==3.6.0
 certifi==2019.6.16
 chardet==3.0.4
 idna==2.8
-lxml==4.3.4
+lxml==4.6.3
 PyMySQL==0.9.3
 pytz==2019.1
 redis==3.2.1