diff --git a/requirements.txt b/requirements.txt
index e1da532..bada518 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -7,7 +7,7 @@ Flask==1.1.1
 Flask-Cors==3.0.8
 idna==2.8
 itsdangerous==1.1.0
-Jinja2==2.10.3
+Jinja2==2.11.3
 lxml==4.4.2
 MarkupSafe==1.1.1
 numpy==1.18.1
diff --git a/server/requirements.txt b/server/requirements.txt
index e1da532..bada518 100644
--- a/server/requirements.txt
+++ b/server/requirements.txt
@@ -7,7 +7,7 @@ Flask==1.1.1
 Flask-Cors==3.0.8
 idna==2.8
 itsdangerous==1.1.0
-Jinja2==2.10.3
+Jinja2==2.11.3
 lxml==4.4.2
 MarkupSafe==1.1.1
 numpy==1.18.1