diff --git a/requirements.txt b/requirements.txt
index 3250c2d..80177c8 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -11,7 +11,7 @@ gevent==1.4.0
 greenlet==0.4.15
 gunicorn==19.9.0
 itsdangerous==1.1.0
-Jinja2==2.10.1
+Jinja2==2.11.3
 MarkupSafe==1.1.1
 olefile==0.46
 Pillow==6.1.0