diff --git a/requirements.txt b/requirements.txt
index a238ee99..78e0b958 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -5,7 +5,7 @@ dnspython       ==1.16.0
 feedparser      ==5.2.1
 html5lib        ==1.0.1
 isodate         ==0.6.0
-lxml            ==4.6.2
+lxml            ==4.6.3
 netifaces       ==0.10.9
 PySocks         ==1.7.1
 python-dateutil ==2.8.1