diff --git a/requirements.txt b/requirements.txt
index 82468c0..ac9029e 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -3,7 +3,7 @@ click==6.7
 colorama==0.3.7
 Flask==0.12
 itsdangerous==0.24
-Jinja2==2.9.5
+Jinja2==2.11.3
 MarkupSafe==1.0
 packaging==16.8
 py==1.4.33