diff --git a/requirements.txt b/requirements.txt
index d88b320..dd9c1a9 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -14,7 +14,7 @@ future-annotations==1.0.0
 html5lib==1.1
 idna==2.10
 Jinja2==2.11.3
-lxml==4.6.2
+lxml==4.6.3
 MarkupSafe==1.1.1
 mock==4.0.2
 multidict==5.1.0