diff --git a/docker-compose/compose-voiting-app/docker-compose.yml b/docker-compose/compose-voiting-app/docker-compose.yml
index 5417f7c..f826b46 100644
--- a/docker-compose/compose-voiting-app/docker-compose.yml
+++ b/docker-compose/compose-voiting-app/docker-compose.yml
@@ -47,10 +47,12 @@ services:
       - "db-data:/var/lib/postgresql/data"
     networks:
       - back-tier
+    environment:
+      POSTGRES_HOST_AUTH_METHOD: "trust"
 
 volumes:
   db-data:
 
 networks:
   front-tier:
-  back-tier:
\ No newline at end of file
+  back-tier: