diff --git a/requirements.txt b/requirements.txt
index a7820e00..79e93a56 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -6,7 +6,7 @@ django-tastypie==0.14.3
 django-haystack==2.8.1
 requests==2.24.0
 pysolr==3.9.0
-lxml==4.6.3
+lxml==4.9.1
 defusedxml==0.6.0
 cssselect==1.1.0
 simplejson==3.17.0