diff --git a/docs/requirements.txt b/docs/requirements.txt
index 157b292..203a9ef 100644
--- a/docs/requirements.txt
+++ b/docs/requirements.txt
@@ -6,7 +6,7 @@ chardet==3.0.4
 docutils==0.15.2
 idna==2.8
 imagesize==1.1.0
-Jinja2==2.11.3
+Jinja2==3.1.4
 MarkupSafe==1.1.1
 packaging==19.2
 Pygments==2.15.0