diff --git a/ssti_1/source/requirements.txt b/ssti_1/source/requirements.txt
index f99ea1b..c6d8068 100644
--- a/ssti_1/source/requirements.txt
+++ b/ssti_1/source/requirements.txt
@@ -1,7 +1,7 @@
 Click==7.0
 Flask==1.1.1
 itsdangerous==1.1.0
-Jinja2==2.10.1
+Jinja2==2.11.3
 MarkupSafe==1.1.1
 Werkzeug==0.15.5
 gunicorn