diff --git a/requirements.txt b/requirements.txt
index f780e3c..3eae40a 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,6 +1,6 @@
 certifi==2020.4.5.1
 chardet==3.0.4
 idna==2.9
-lxml==4.5.1
+lxml==4.9.1
 requests==2.23.0
 urllib3==1.25.9