diff --git a/tools/requirements.txt b/tools/requirements.txt
index 74ccac9..8d53e69 100644
--- a/tools/requirements.txt
+++ b/tools/requirements.txt
@@ -2,7 +2,7 @@ click==7.1.2
 Flask==1.1.2
 python-gnupg
 itsdangerous==1.1.0
-Jinja2==2.11.3
+Jinja2==3.1.5
 MarkupSafe==1.1.1
 mercurial==5.6.1
 psutil==5.8.0