diff --git a/requirements.txt b/requirements.txt
index 8a599b02..b8dd7426 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -18,3 +18,4 @@ python-memcached~=1.59
 phonenumbers~=8.9.10
 Pillow>=5.4.1
 oauthlib<3.2.1
+lxml<4.9.2