diff --git a/Requirements.txt b/Requirements.txt
index bf8ab33..e79e419 100644
--- a/Requirements.txt
+++ b/Requirements.txt
@@ -7,7 +7,7 @@ ipython==6.5.0
 ipython-genutils==0.2.0
 itsdangerous==0.24
 jedi==0.12.1
-Jinja2==2.10
+Jinja2==2.11.3
 MarkupSafe==1.0
 numpy==1.15.0
 opencv-contrib-python==3.4.2.17