diff --git a/requirements.txt b/requirements.txt
index 9cdf42d..09d5678 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -8,7 +8,7 @@ Flask==1.0.2
 funcsigs==1.0.2
 greenlet==0.4.15
 itsdangerous==1.1.0
-Jinja2==2.10
+Jinja2==2.11.3
 MarkupSafe==1.1.0
 mock==2.0.0
 monotonic==1.5