diff --git a/docker-compose.yml b/docker-compose.yml
index c51c1e6..2cf1c27 100644
--- a/docker-compose.yml
+++ b/docker-compose.yml
@@ -37,6 +37,9 @@ services:
       - APP_KEY=<INSERT THE GENERATED APPLICATION KEY HERE>
       - MULTI_DB_ENABLED=false
       - DB_HOST1=db
+      - DB_USERNAME1=ninja
+      - DB_PASSWORD1=ninja
+      - DB_DATABASE1=ninja
     volumes:
       # Configure your mounted directories, make sure the folder 'public' and 'storage'
       # exist, before mounting them
@@ -93,4 +96,4 @@ volumes:
   # logo:
 
 networks:
-  invoiceninja:
\ No newline at end of file
+  invoiceninja: