diff --git a/requirements.txt b/requirements.txt
index 596cbb6..dca78f6 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,7 +1,7 @@
 alabaster==0.7.2
 Babel==1.3
 docutils==0.12
-Jinja2==2.7.3
+Jinja2==3.1.6
 lxml==3.4.2
 MarkupSafe==0.23
 Pygments==2.0.2