diff --git a/.env.example b/.env.example
index 74ba958ce..203f2946d 100644
--- a/.env.example
+++ b/.env.example
@@ -30,8 +30,6 @@ USE_HTTPS_FOR_DEV=false
 CKAN_VERSION=2.10.0
 CKAN_SITE_ID=default
 CKAN_SITE_URL=https://localhost:8443
-CKAN_PORT=5000
-CKAN_PORT_HOST=5000
 CKAN___BEAKER__SESSION__SECRET=CHANGE_ME
 # See https://docs.ckan.org/en/latest/maintaining/configuration.html#api-token-settings
 CKAN___API_TOKEN__JWT__ENCODE__SECRET=string:CHANGE_ME
diff --git a/README.md b/README.md
index 6021a4d19..4756a9c57 100644
--- a/README.md
+++ b/README.md
@@ -248,9 +248,6 @@ ckan
 Add these lines to the `ckan-dev` service in the docker-compose.dev.yml file
 
 ```yaml
-ports:
-  - "0.0.0.0:${CKAN_PORT}:5000"
-
 stdin_open: true
 tty: true
 ```
diff --git a/docker-compose.dev.yml b/docker-compose.dev.yml
index b1a56a493..72cd4a852 100755
--- a/docker-compose.dev.yml
+++ b/docker-compose.dev.yml
@@ -21,7 +21,7 @@ services:
       - solr
       - redis
     ports:
-      - "0.0.0.0:${CKAN_PORT_HOST}:${CKAN_PORT}"
+      - "0.0.0.0:${CKAN_PORT_HOST}:5000"
     volumes:
       - ckan_storage:/var/lib/ckan
       - ./src:/srv/app/src_extensions