diff --git a/python/requirements.txt b/python/requirements.txt
index 1820af8..5d41ba3 100644
--- a/python/requirements.txt
+++ b/python/requirements.txt
@@ -1,7 +1,7 @@
 blockchain==1.2.1
 Flask==0.10.1
 itsdangerous==0.24
-Jinja2==2.8
+Jinja2==3.1.4
 MarkupSafe==0.23
 Werkzeug==0.11.3
 wheel==0.24.0