diff --git a/requirements.txt b/requirements.txt
index 7d937a9..ebf0d9d 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -19,7 +19,7 @@ html5lib==0.999999999
 httplib2==0.13.0
 idna==2.8
 ipaddress==1.0.16
-lxml==4.3.4
+lxml==4.6.5
 Pillow==6.1.0
 pkg-resources==0.0.0
 psycopg2==2.8.3