diff --git a/installers/docker/docker-compose.yaml b/installers/docker/docker-compose.yaml
index a1e88bc..6924314 100644
--- a/installers/docker/docker-compose.yaml
+++ b/installers/docker/docker-compose.yaml
@@ -6,7 +6,8 @@
   osm_packages:
 networks:
   netOSM:
-    external: true
+    external:
+      name: ${OSM_NETWORK:-netOSM}
     #driver: overlay
     #driver_opts:
     #  com.docker.network.driver.mtu: "1446"
@@ -20,7 +21,7 @@
   kafka:
     image: wurstmeister/kafka
     ports:
-      - "9092:9092"
+      - "9092"
     networks:
       - netOSM
     environment:
@@ -49,7 +50,7 @@
       OSMNBI_DATABASE_HOST: mongo
       OSMNBI_MESSAGE_HOST: kafka
     ports:
-      - "9999:9999"
+      - "${OSM_NBI_PORTS:-9999:9999}"
     #depends_on:
     #  - kafka
     #  - mongo
@@ -90,7 +91,7 @@
     #depends_on:
     #  - ro-db
     ports:
-      - "9090:9090"
+      - "${OSM_RO_PORTS:-9090:9090}"
   mon:
     image: osm/mon
     networks:
@@ -105,7 +106,7 @@
     #depends_on:
     #  - kafka
     ports:
-      - "8662:8662"
+      - "8662"
   pm:
     image: osm/pm
     networks:
@@ -124,5 +125,4 @@
     #depends_on:
     #  - nbi
     ports:
-      - "80:80"
-
+      - "${OSM_UI_PORTS:-80:80}"