diff --git a/INSTALL.md b/INSTALL.md
index 39f9ce4c..27037af2 100644
--- a/INSTALL.md
+++ b/INSTALL.md
@@ -37,7 +37,7 @@ There is a rudimentary docker-compose configuration for production usage (`docke
 
 
 1. Configure OSEM
-   You have at least to set `SECRET_KEY_BASE`
+   You have at least to set `OSEM_DB_PASSWORD` and `SECRET_KEY_BASE`
    ```
    cp dotenv.example .env.production
    vim .env.production
diff --git a/docker-compose.yml b/docker-compose.yml
index 8f31749c..62f0d55f 100644
--- a/docker-compose.yml
+++ b/docker-compose.yml
@@ -5,6 +5,7 @@ services:
     image: postgres
     environment:
       PGDATA: /var/lib/postgresql/data/pgdata
+      POSTGRES_PASSWORD: $OSEM_DB_PASSWORD
   osem:
     build:
       context: .
diff --git a/docker-compose.yml.production-example b/docker-compose.yml.production-example
index 73fa1ad1..f35c950c 100644
--- a/docker-compose.yml.production-example
+++ b/docker-compose.yml.production-example
@@ -5,6 +5,7 @@ services:
     image: postgres
     environment:
       PGDATA: /var/lib/postgresql/data/pgdata
+      POSTGRES_PASSWORD: $OSEM_DB_PASSWORD
     volumes:
       - osem_production_database:/var/lib/postgresql/data/pgdata
   production_web: