diff --git a/requirements.txt b/requirements.txt
index 5838a79..9624f8e 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -14,7 +14,7 @@ hyperlink==17.3.1
 idna==2.6
 incremental==17.5.0
 ipaddress==1.0.19
-lxml==3.8.0
+lxml==4.9.1
 parsel==1.2.0
 pluggy==0.6.0
 py==1.5.2