diff --git a/requirements.txt b/requirements.txt
index 2dcb3cee0..cbdd9fff2 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -28,7 +28,7 @@ httpretty==1.1.4
 # - https://github.com/coderanger/supervisor-stdout/pull/20
 https://github.com/nijel/supervisor-stdout/archive/c909c1a1ddabaf679dc2eaecb3b8f5ad6bef467a.zip
 iniparse==0.5
-lxml==4.9.3
+lxml==4.9.4
 mercurial==6.6.1
 mistletoe==1.2.1
 nh3==0.2.15