diff --git a/requirements.txt b/requirements.txt
index e663b73a8..7c1543864 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -59,7 +59,7 @@ jinja2==3.1.3
     #   sphinx
 kiwisolver==1.4.4
     # via matplotlib
-lxml==4.9.3
+lxml==5.1.0
     # via svglib
 markupsafe==2.1.3
     # via jinja2