diff --git a/requirements.txt b/requirements.txt
index 36fd572..06e33c4 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -4,7 +4,7 @@ Django==2.1.5
 djangorestframework==3.9.0
 gunicorn==19.9.0
 idna==2.8
-lxml==4.3.0
+lxml==4.9.1
 Pillow==5.4.1
 pip==18.1
 psycopg2==2.7.6.1