diff --git a/requirements.txt b/requirements.txt
index 8bb6105..b69e89c 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,5 +1,5 @@
 Django==1.11.21
-lxml==4.2.5
+lxml==4.9.1
 requests==2.20.0
 selenium==3.14.1
 pandas==0.23.4