diff --git a/requirements.txt b/requirements.txt
index eeb2c4f992..4f90482a8a 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,6 +1,6 @@
 Click==7.0
 htmlmin==0.1.12
-Jinja2==2.11.1
+Jinja2==3.1.3
 jsmin==3.0.0
 livereload==2.6.1
 Markdown==3.3.4