diff --git a/requirements/main.txt b/requirements/main.txt
index 8265628..c240497 100644
--- a/requirements/main.txt
+++ b/requirements/main.txt
@@ -1,7 +1,7 @@
 cssselect
 cnx-cssselect2
 tinycss2<1.0.0
-lxml
+lxml==4.4.3
 # FIXME link/symbol prob OSX
 PyICU==1.9.8;platform_system=="Darwin"
 PyICU