diff --git a/.env.example b/.env.example
index d34441a..143ee5b 100644
--- a/.env.example
+++ b/.env.example
@@ -1,7 +1,6 @@
 TENANT_ID=your-tenant-id
 CLIENT_ID=your-client-id
 CLIENT_SECRET=your-client-secret
-MONGO_URI=mongodb://root:example@mongo:27017/
 ENABLE_PERIODIC_FETCH=false
 FETCH_INTERVAL_MINUTES=60
 AUTH_ENABLED=false
@@ -12,3 +11,6 @@ AUTH_SCOPE=
 # Comma-separated lists (optional):
 AUTH_ALLOWED_ROLES=
 AUTH_ALLOWED_GROUPS=
+MONGO_ROOT_USERNAME=root
+MONGO_ROOT_PASSWORD=example
+MONGO_PORT=27017
diff --git a/docker-compose.yml b/docker-compose.yml
index d91d984..d4069ae 100644
--- a/docker-compose.yml
+++ b/docker-compose.yml
@@ -6,8 +6,8 @@ services:
     ports:
       - "27017:27017"
     environment:
-      MONGO_INITDB_ROOT_USERNAME: root
-      MONGO_INITDB_ROOT_PASSWORD: example
+      MONGO_INITDB_ROOT_USERNAME: ${MONGO_ROOT_USERNAME}
+      MONGO_INITDB_ROOT_PASSWORD: ${MONGO_ROOT_PASSWORD}
     volumes:
       - mongo_data:/data/db
 
@@ -18,7 +18,7 @@ services:
     env_file:
       - .env
     environment:
-      MONGO_URI: mongodb://root:example@mongo:27017/
+      MONGO_URI: mongodb://${MONGO_ROOT_USERNAME}:${MONGO_ROOT_PASSWORD}@mongo:${MONGO_PORT}/
     depends_on:
       - mongo
     ports: