diff --git a/requirements.txt b/requirements.txt
index f21854a9..0a127c4a 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -11,10 +11,10 @@ flask-cors==3.0.9
 flask-restful==0.3.8
 flask==1.1.2
 itsdangerous==1.1.0  # from flask
-jinja2==2.11.3  # from flask
+jinja2==3.0.3  # from flask
 jsonpatch==1.25
 kombu==5.0.2
-markupsafe==1.1.1 # from jinja
+markupsafe==2.0.1 # from jinja
 marshmallow==3.10.0
 psycopg2-binary==2.8.6
 python-dateutil==2.8.1  # from marshmallow, to accept more date formats