diff --git a/requirements.txt b/requirements.txt
index 65148a3..bd890de 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -3,5 +3,5 @@ pep8==1.6.2
 marshmallow>=2.15.1
 beautifulsoup4==4.4.1
 ordereddict==1.1
-lxml==4.9.1
+lxml==6.1.0
 six==1.9.0