diff --git a/requirements.txt b/requirements.txt
index 89a2198..38ea537 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -6,7 +6,7 @@ idna==3.6
 Jinja2==3.1.3
 Markdown==3.5.2
 markdown-it-py==3.0.0
-MarkupSafe==2.1.4
+MarkupSafe==2.1.5
 mdurl==0.1.2
 ordered-set==4.1.0
 pelican==4.9.1