diff --git a/requirements.in b/requirements.in
index 5a7b246..1c7f03e 100644
--- a/requirements.in
+++ b/requirements.in
@@ -10,7 +10,7 @@ Flask-Gzip~=0.2
 Flask-pyoidc~=1.3.0
 Flask-SQLAlchemy~=2.3.2
 gunicorn~=20.1.0
-isort~=4.3.4
+isort~=5.10.1
 itsdangerous~=0.24
 Jinja2~=2.10
 lazy-object-proxy~=1.4.0
diff --git a/requirements.txt b/requirements.txt
index e6cff61..5bd7771 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -71,7 +71,7 @@ gunicorn==20.1.0
     # via -r requirements.in
 idna==3.3
     # via requests
-isort==4.3.21
+isort==5.10.1
     # via
     #   -r requirements.in
     #   pylint