diff --git a/stack.env b/stack.env
index 921789f..8a410ed 100644
--- a/stack.env
+++ b/stack.env
@@ -18,6 +18,11 @@ DB_PORT=5432
 DB_DATABASE=firefly
 DB_USERNAME=firefly
 DB_PASSWORD=squirtle123456
+POSTGRES_HOST=db
+POSTGRES_PORT=5432
+POSTGRES_DATABASE=firefly
+POSTGRES_USERNAME=firefly
+POSTGRES_PASSWORD=squirtle123456
 DB_SOCKET=
 MYSQL_USE_SSL=false
 MYSQL_SSL_VERIFY_SERVER_CERT=true