diff --git a/requirements.txt b/requirements.txt
index e3aad0b9..f533f20a 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,7 +1,7 @@
 colorama==0.4.4
 idna==2.10
 jsonschema==3.2.0
-lxml==4.6.1
+lxml==4.6.3
 pathlib==1.0.1
 pytest==5.4.3
 pytz==2020.1