diff --git a/.gitlab-ci.yml b/.gitlab-ci.yml
index c58015fa048d18a3d520bd6ae5142764e5d62978..494c015d2fb0be159ca75c4ba867fca6275cc211 100644
--- a/.gitlab-ci.yml
+++ b/.gitlab-ci.yml
@@ -11,7 +11,7 @@ include:
 
 # For jobs that run backend scripts directly
 .backend-setup:
-  image: registry.gitlab.teklia.com/arkindex/backend/base:django-4.2
+  image: registry.gitlab.teklia.com/arkindex/backend/base:django-5.0
 
   cache:
     paths:
diff --git a/Dockerfile b/Dockerfile
index 591f81dd54dd465832f8e0497f3895677af12bdb..26195de5873473497d27b7b181183a71a3c6753d 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,11 +1,11 @@
 # syntax=docker/dockerfile:1
-FROM registry.gitlab.teklia.com/arkindex/backend/base:django-4.2 as build
+FROM registry.gitlab.teklia.com/arkindex/backend/base:django-5.0 as build
 
 RUN mkdir build
 ADD . build
 RUN cd build && python3 setup.py sdist
 
-FROM registry.gitlab.teklia.com/arkindex/backend/base:django-4.2
+FROM registry.gitlab.teklia.com/arkindex/backend/base:django-5.0
 
 # Install arkindex and its deps
 # Uses a source archive instead of full local copy to speedup docker build
diff --git a/arkindex/process/tests/test_user_workerruns.py b/arkindex/process/tests/test_user_workerruns.py
index a205e6ad8ac3690cc5327a80b9ad2ff4f17fbb10..c3fb19ece5f660c5dcb279b95566301f23be2ea9 100644
--- a/arkindex/process/tests/test_user_workerruns.py
+++ b/arkindex/process/tests/test_user_workerruns.py
@@ -1,8 +1,7 @@
-from datetime import datetime
+from datetime import datetime, timezone
 from unittest.mock import call, patch
 
 from django.urls import reverse
-from django.utils import timezone
 from rest_framework import status
 
 from arkindex.process.models import (
diff --git a/base/requirements.txt b/base/requirements.txt
index 7d6993362554d236d4b0745fc9461d585b9cc17f..c4d5f9292cdc9707dd0cec12d8a08757f203ad5b 100644
--- a/base/requirements.txt
+++ b/base/requirements.txt
@@ -1,6 +1,6 @@
 boto3==1.18.13
 cryptography==3.4.7
-Django==4.2.13
+Django==5.0.6
 ed25519==1.5
 lxml==4.9.2
 psycopg2-binary==2.9.1