diff --git a/.circleci/config.yml b/.circleci/config.yml
index 792a8cc2cc..0459198af1 100644
--- a/.circleci/config.yml
+++ b/.circleci/config.yml
@@ -290,12 +290,6 @@ references:
       MYSQL_DATABASE: olympia
 
   defaults: &defaults
-    parameters:
-      djangoversion:
-        type: string
-        default: django42
-    environment:
-        DJANGO_VERSION : << parameters.djangoversion >>
     working_directory: &working-directory
     docker:
       - image: *python
@@ -373,7 +367,7 @@ commands:
           command: |
             docker version
             docker login -u "${DOCKERHUB_USER}" -p "${DOCKERHUB_PASS}"
-            docker build -t app:build --build-arg DJANGO_VERSION --label git.commit="$CIRCLE_SHA1" .
+            docker build -t app:build --label git.commit="$CIRCLE_SHA1" .
             docker tag app:build "${DOCKERHUB_REPO}":<< parameters.image_tag >>
             docker push "${DOCKERHUB_REPO}":<< parameters.image_tag >>
 
@@ -647,8 +641,6 @@ jobs:
 
   release-master:
     <<: *defaults-release
-    environment:
-      DJANGO_VERSION: django42
     steps:
       - checkout
       - make_release:
@@ -665,50 +657,15 @@ workflows:
   version: 2
   default-workflow:
     jobs:
-      - addons-versions-files-ratings:
-          matrix:
-            parameters:
-              djangoversion:
-                - django32
-                - django42
-      - amo-lib-locales-and-signing:
-          matrix:
-            parameters:
-              djangoversion:
-                - django32
-                - django42
-      - assets:
-          matrix:
-            parameters:
-              djangoversion:
-                - django32
-                - django42
+      - addons-versions-files-ratings
+      - amo-lib-locales-and-signing
+      - assets
       - codestyle
-      - devhub:
-          matrix:
-            parameters:
-              djangoversion:
-                - django32
-                - django42
+      - devhub
       - docs
-      - main:
-          matrix:
-            parameters:
-              djangoversion:
-                - django32
-                - django42
-      - reviewers-and-zadmin:
-          matrix:
-            parameters:
-              djangoversion:
-                - django32
-                - django42
-      - es-tests:
-          matrix:
-            parameters:
-              djangoversion:
-                - django32
-                - django42
+      - main
+      - reviewers-and-zadmin
+      - es-tests
       - release-master:
           filters:
             branches:
diff --git a/Dockerfile b/Dockerfile
index bf3a8ab294..4142580b37 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,8 +1,5 @@
 FROM python:3.10-slim-buster
 
-ARG DJANGO_VERSION=django42
-ENV DJANGO_VERSION=$DJANGO_VERSION
-
 # Should change it to use ARG instead of ENV for OLYMPIA_UID/OLYMPIA_GID
 # once the jenkins server is upgraded to support docker >= v1.9.0
 ENV OLYMPIA_UID=9500 \
diff --git a/Makefile-docker b/Makefile-docker
index f5360309a1..0017aeb748 100644
--- a/Makefile-docker
+++ b/Makefile-docker
@@ -1,5 +1,4 @@
 export PYTHON_COMMAND=python3
-export DJANGO_VERSION?=django42
 
 # As we're using user-local installs inside the docker-container we need
 # to be cautious about uprading pip and not confusing it with the
@@ -87,10 +86,8 @@ install_python_codestyle_dependencies:
 
 .PHONY: install_python_test_dependencies
 install_python_test_dependencies:
-	# Can't use --progress-bar=off for system packages as long as our docker image
-	# doesn't have pip 10 by default.
-	$(PIP_COMMAND) install --no-deps --exists-action=w -r requirements/system.txt
-	$(PIP_COMMAND) install --progress-bar=off --no-deps --exists-action=w -r requirements/prod_$(DJANGO_VERSION).txt
+	$(PIP_COMMAND) install --progress-bar=off --no-deps --exists-action=w -r requirements/system.txt
+	$(PIP_COMMAND) install --progress-bar=off --no-deps --exists-action=w -r requirements/prod.txt
 	$(PIP_COMMAND) install --progress-bar=off --no-deps --exists-action=w -r requirements/tests.txt
 
 .PHONY: install_python_dev_dependencies
diff --git a/docker-compose.yml b/docker-compose.yml
index 5bbcd306ef..7f5418f8d9 100644
--- a/docker-compose.yml
+++ b/docker-compose.yml
@@ -5,7 +5,6 @@ x-env-mapping: &env
     - CELERY_BROKER_URL=amqp://olympia:olympia@rabbitmq/olympia
     - CELERY_RESULT_BACKEND=redis://redis:6379/1
     - DATABASES_DEFAULT_URL=mysql://root:@mysqld/olympia
-    - DJANGO_VERSION=django32
     - ELASTICSEARCH_LOCATION=elasticsearch:9200
     - MEMCACHE_LOCATION=memcached:11211
     - MYSQL_DATABASE=olympia
diff --git a/requirements/prod.txt b/requirements/prod.txt
index 0d3e8b92fd..d135fa28b6 100644
--- a/requirements/prod.txt
+++ b/requirements/prod.txt
@@ -341,6 +341,9 @@ dennis==1.1.0 \
 Deprecated==1.2.13 \
     --hash=sha256:64756e3e14c8c5eea9795d93c524551432a0be75629f8f29e67ab8caf076c76d \
     --hash=sha256:43ac5335da90c31c24ba028af536a91d41d53f9e6901ddb021bcc572ce44e38d
+Django==4.2.1 \
+    --hash=sha256:7efa6b1f781a6119a10ac94b4794ded90db8accbe7802281cd26f8664ffed59c \
+    --hash=sha256:066b6debb5ac335458d2a713ed995570536c8b59a580005acb0732378d5eb1ee
 django-aesfield==4.0.0 \
     --hash=sha256:2c88e7dc063919c4fa2fba6d7c65eb7be05838323ca3adcce76fb687d30d630b \
     --hash=sha256:425b5c0ed6d96045af8b47230dd5870a12cf3feb7a9c601878c82ebaf409cdce
diff --git a/requirements/prod_django32.txt b/requirements/prod_django32.txt
deleted file mode 100644
index 1d179bbc4f..0000000000
--- a/requirements/prod_django32.txt
+++ /dev/null
@@ -1,5 +0,0 @@
--r prod.txt
-
-Django==3.2.19 \
-    --hash=sha256:031365bae96814da19c10706218c44dff3b654cc4de20a98bd2d29b9bde469f0 \
-    --hash=sha256:21cc991466245d659ab79cb01204f9515690f8dae00e5eabde307f14d24d4d7d
\ No newline at end of file
diff --git a/requirements/prod_django42.txt b/requirements/prod_django42.txt
deleted file mode 100644
index 682d95437e..0000000000
--- a/requirements/prod_django42.txt
+++ /dev/null
@@ -1,5 +0,0 @@
--r prod.txt
-
-Django==4.2.1 \
-    --hash=sha256:7efa6b1f781a6119a10ac94b4794ded90db8accbe7802281cd26f8664ffed59c \
-    --hash=sha256:066b6debb5ac335458d2a713ed995570536c8b59a580005acb0732378d5eb1ee