diff --git a/min-requirements.txt b/min-requirements.txt
index cde00d5..731b55e 100644
--- a/min-requirements.txt
+++ b/min-requirements.txt
@@ -1,5 +1,5 @@
 jinja2 == 2.10.1
-lxml == 4.2.0
+lxml == 4.9.1
 numpy == 1.15.0
 pandas == 0.23.2
 requests == 2.20.0