diff --git a/requirements.txt b/requirements.txt
index 86294a8..d23987f 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,5 +1,5 @@
 Click==7.0
-Jinja2==2.11.3
+Jinja2==3.1.3
 livereload==2.6.1
 Markdown==3.2
 MarkupSafe==1.1.1