diff --git a/docker-compose.yml b/docker-compose.yml
index bf7cccb..c5f7e1a 100644
--- a/docker-compose.yml
+++ b/docker-compose.yml
@@ -3,8 +3,8 @@ services:
     build:
       context: .
       dockerfile: Dockerfile
-    ports:
-      - "8080:80"
+    expose:
+      - "80"
     environment:
       DB_HOST: db
       DB_PORT: 3306
@@ -22,8 +22,8 @@ services:
       MYSQL_USER: webgis_user
       MYSQL_PASSWORD: webgis_password
       MYSQL_ROOT_PASSWORD: root_password
-    ports:
-      - "3307:3306"
+    expose:
+      - "3306"
     volumes:
       - webgis_db_data:/var/lib/mysql
       - ./migrations:/docker-entrypoint-initdb.d:ro
@@ -31,8 +31,8 @@ services:
 
   phpmyadmin:
     image: phpmyadmin:5.2
-    ports:
-      - "8081:80"
+    expose:
+      - "80"
     environment:
       PMA_HOST: db
       PMA_PORT: 3306