diff --git a/requirements-test.txt b/requirements-test.txt
index d3c62db..5fabee5 100644
--- a/requirements-test.txt
+++ b/requirements-test.txt
@@ -5,6 +5,6 @@ xlrd==0.9.3
 python-magic==0.4.12
 chardet==2.3.0
 python-dateutil==2.4.2
-lxml==4.3.4
+lxml==4.9.1
 html5lib==1.0.1
 json-table-schema==0.2