diff --git a/requirements.txt b/requirements.txt
index c6339fd..23cd375 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -20,7 +20,7 @@ itypes==1.1.0
 Jinja2==2.10
 jmespath==0.9.3
 lazy-object-proxy==1.3.1
-lxml==4.2.1
+lxml==4.9.1
 MarkupSafe==1.1.0
 parsel==1.4.0
 psycopg2-binary==2.7.5