diff --git a/requirements.txt b/requirements.txt
index e586632..7c8ad35 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,7 +1,7 @@
 astroid==2.4.2
 isort==4.3.21
 lazy-object-proxy==1.4.3
-lxml==4.5.1
+lxml==4.6.3
 mccabe==0.6.1
 numpy==1.18.4
 pylint==2.5.3