diff --git a/requirements.txt b/requirements.txt
index 0ff086c..4e79de7 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -23,7 +23,7 @@ hyperlink==18.0.0
 idna==2.8
 incremental==17.5.0
 itypes==1.1.0
-Jinja2==2.10
+Jinja2==2.11.3
 MarkupSafe==1.1.0
 msgpack==0.6.1
 phonenumbers==8.10.2