diff --git a/docker-compose.yml b/docker-compose.yml
index 1122fb21..68bcfe12 100644
--- a/docker-compose.yml
+++ b/docker-compose.yml
@@ -31,6 +31,12 @@ services:
     restart: always
     ports:
     - "2939:8080"
+    environment:
+    - "DATABASE_USER=postgres"
+    - "DATABASE_PASS=postgres"
+    - "DATABASE_NAME=postgres"
+    - "DATABASE_HOST=db"
+    - "DATABASE_PORT=5432"
   db:
     image: postgres:alpine
     volumes:
diff --git a/src/api_main.py b/src/api_main.py
index 35a89338..d7d37471 100644
--- a/src/api_main.py
+++ b/src/api_main.py
@@ -1,3 +1,5 @@
+import os
+
 import logging
 
 from aiohttp import web
@@ -115,7 +117,13 @@ app.add_routes([
 
 
 async def run():
-    app["pool"] = await db.connect()
+    app["pool"] = await db.connect(
+        os.environ["DATABASE_USER"],
+        os.environ["DATABASE_PASS"],
+        os.environ["DATABASE_NAME"],
+        os.environ["DATABASE_HOST"],
+        int(os.environ["DATABASE_PORT"])
+    )
     return app