diff --git a/.env.example b/.env.example
index 5144b73..9bd1f07 100644
--- a/.env.example
+++ b/.env.example
@@ -22,4 +22,4 @@ EMAIL_USER=""
 EMAIL_PASSWORD=""
 
 ### Docker Driver options
-DOCKER_DRIVER_PRIVATE_CA=""
+DOCKER_DRIVER_PRIVATE_CA_PATH=""
diff --git a/docker-compose.yml b/docker-compose.yml
index cd27e45..f0c98a5 100644
--- a/docker-compose.yml
+++ b/docker-compose.yml
@@ -29,7 +29,7 @@ configs:
         type: docker
         options:
           socket: /tmp/docker.sock
-          ${DOCKER_DRIVER_PRIVATE_CA:+privateCA: /mnt/docker_private_ca.pem}
+          ${DOCKER_DRIVER_PRIVATE_CA_PATH:+privateCA: ${DOCKER_DRIVER_PRIVATE_CA_PATH}}
       broker:
         url: mqtt://broker:1883
         public_url: ws${TLS_ENABLED:+s}://mqtt.${DOMAIN:?error}
@@ -38,8 +38,6 @@ configs:
       fileStore:
         enable: true
         url: http://file-server:3001
-  flowfuse_docker_ca:
-    environment: DOCKER_DRIVER_PRIVATE_CA
   flowfuse_storage:
     content: |
       port: 3001
@@ -481,8 +479,6 @@ services:
     configs:
       - source: flowfuse
         target: /usr/src/forge/etc/flowforge.yml
-      - source: flowfuse_docker_ca
-        target: /mnt/docker_private_ca.pem
     volumes:
       - "/var/run/docker.sock:/tmp/docker.sock"
       - flowfuse-persistent-storage:/opt/persistent-storage