diff --git a/backend/danswer/configs/app_configs.py b/backend/danswer/configs/app_configs.py
index f6b218c5f56..e1b45409575 100644
--- a/backend/danswer/configs/app_configs.py
+++ b/backend/danswer/configs/app_configs.py
@@ -134,7 +134,7 @@
     os.environ.get("POSTGRES_PASSWORD") or "password"
 )
 POSTGRES_HOST = os.environ.get("POSTGRES_HOST") or "localhost"
-POSTGRES_PORT = os.environ.get("POSTGRES_PORT") or "5432"
+POSTGRES_PORT = os.environ.get("POSTGRES_PORT") or "5433"
 POSTGRES_DB = os.environ.get("POSTGRES_DB") or "postgres"
 
 # defaults to False
diff --git a/deployment/docker_compose/docker-compose.dev.yml b/deployment/docker_compose/docker-compose.dev.yml
index bda8ffa65d5..eda62315b94 100644
--- a/deployment/docker_compose/docker-compose.dev.yml
+++ b/deployment/docker_compose/docker-compose.dev.yml
@@ -296,7 +296,7 @@ services:
       - POSTGRES_USER=${POSTGRES_USER:-postgres}
       - POSTGRES_PASSWORD=${POSTGRES_PASSWORD:-password}
     ports:
-      - "5432:5432"
+      - "5433:5432"
     volumes:
       - db_volume:/var/lib/postgresql/data