diff --git a/docker-compose.yml b/docker-compose.yml
index 93a2d53a1..68ac2ad87 100644
--- a/docker-compose.yml
+++ b/docker-compose.yml
@@ -120,6 +120,20 @@ services:
       - libretime_storage:/srv/libretime
       - libretime_assets:/var/www/html
       - sintonia_assets:/var/www/sintonia_webapp
+    environment:
+      APP_NAME: ${SINTONIA_APP_NAME:-libretime}
+      APP_URL: ${SINTONIA_APP_URL:-127.0.0.1:9876}
+      DB_CONNECTION: ${SINTONIA_DB_CONNECTION:-pgsql}
+      DB_HOST: ${SINTONIA_DB_HOST:-postgres}
+      DB_PORT: ${SINTONIA_DB_PORT:-5432}
+      DB_DATABASE: ${SINTONIA_DB_DATABASE:-libretime}
+      DB_USERNAME: ${SINTONIA_DB_USERNAME:-libretime}
+      DB_PASSWORD: ${SINTONIA_DB_PASSWORD:-libretime}
+      RABBITMQ_HOST: ${SINTONIA_RABBITMQ_HOST:-rabbitmq}
+      RABBITMQ_PORT: ${SINTONIA_RABBITMQ_PORT:-5672}
+      RABBITMQ_VHOST: ${SINTONIA_RABBITMQ_VHOST:-/libretime}
+      RABBITMQ_LOGIN: ${SINTONIA_RABBITMQ_LOGIN:-libretime}
+      RABBITMQ_PASSWORD: ${SINTONIA_RABBITMQ_PASSWORD:-libretime}
 
   nginx:
     image: nginx