diff --git a/requirements.txt b/requirements.txt
index eba5f7f..dc62599 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -14,7 +14,7 @@ itsdangerous==0.24
 Jinja2==3.1.6
 lxml==4.9.1
 Markdown==3.10.2
-MarkupSafe==1.0
+MarkupSafe==3.0.3
 numpy==1.22.0
 pelican==4.0.1
 Pygments==2.15.0