diff --git a/docker-compose.yml b/docker-compose.yml
index b55756f..b0d32ef 100644
--- a/docker-compose.yml
+++ b/docker-compose.yml
@@ -8,7 +8,7 @@ services:
     volumes:
       - pgdata:/var/lib/postgresql/data
     ports:
-      - "5432:5432"
+      - "5433:5432"
     healthcheck:
       test: ["CMD-SHELL", "pg_isready -U postgres -d kcapp"]
       interval: 5s