diff --git a/serv_nginx/docker-compose.yml b/serv_nginx/docker-compose.yml
index 6e893be..eebd991 100644
--- a/serv_nginx/docker-compose.yml
+++ b/serv_nginx/docker-compose.yml
@@ -179,6 +179,10 @@ services:
     command:
       - start
       - --optimized
+      - --db=postgres
+      - --db-url=jdbc:postgresql://keycloak-db:5432/keycloak
+      - --db-username=keycloak
+      - --db-password=${KEYCLOAK_DB_PASSWORD:-keycloak}
     volumes:
       - keycloak_data:/opt/keycloak/data
       - ./keycloak/themes:/opt/keycloak/themes