diff --git a/requirements.txt b/requirements.txt
index 68cd7c8..dac7a62 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -11,7 +11,7 @@ gunicorn==19.9.0
 idna==2.8
 isort==4.3.16
 lazy-object-proxy==1.3.1
-lxml==4.3.3
+lxml==4.6.5
 mccabe==0.6.1
 psycopg2==2.7.7
 pylint==2.3.1