diff --git a/requirements-testing.txt b/requirements-testing.txt
index f8eccd41c..9a6b206f1 100644
--- a/requirements-testing.txt
+++ b/requirements-testing.txt
@@ -20,6 +20,6 @@ psycopg2
 xmltodict
 python_graphql_client
 clickhouse_driver
-lxml==4.2.5
+lxml==4.6.2
 zeep
 mock