diff --git a/requirements-dev.txt b/requirements-dev.txt
index 80ff8fb0e..286c61da1 100644
--- a/requirements-dev.txt
+++ b/requirements-dev.txt
@@ -77,7 +77,7 @@ keyring==23.4.0
     # via twine
 lazy-object-proxy==1.6.0
     # via astroid
-lxml==4.6.4
+lxml==4.6.5
     # via codechat
 markdown-it-py==1.1.0
     # via