diff --git a/requirements.txt b/requirements.txt
index f4867bf..4e0dae0 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -7,7 +7,7 @@ enum34==1.1.6
 Flask==1.0.2
 idna==2.6
 itsdangerous==0.24
-Jinja2==2.10
+Jinja2==2.11.3
 MarkupSafe==1.0
 packaging==17.1
 pyparsing==2.2.0