diff --git a/rest api/requirements.txt b/rest api/requirements.txt
index 261abc0..2b6eb99 100644
--- a/rest api/requirements.txt	
+++ b/rest api/requirements.txt	
@@ -6,7 +6,7 @@ Flask-SQLAlchemy==2.4.0
 Flask-WTF==0.14.2
 hyperlpr==0.0.1
 itsdangerous==1.1.0
-Jinja2==2.10.1
+Jinja2==2.11.3
 MarkupSafe==1.1.1
 numpy==1.16.4
 opencv-python==4.1.0.25