diff --git a/requirements.txt b/requirements.txt
index a120b05..60a563f 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -5,7 +5,7 @@ Flask==1.1.1
 Flask-Cors==3.0.8
 idna==2.9
 itsdangerous==1.1.0
-Jinja2==2.11.1
+Jinja2==2.11.3
 MarkupSafe==1.1.1
 opencv-python==4.2.0.32
 Pillow==7.0.0