diff --git a/requirements.txt b/requirements.txt
index 56502e4..8fd4095 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -5,7 +5,7 @@ Click==7.0
 Flask==1.0.2
 idna==2.8
 itsdangerous==1.1.0
-Jinja2==2.10.1
+Jinja2==2.11.3
 lxml==4.3.3
 MarkupSafe==1.1.1
 numpy==1.16.2