diff --git a/.env.docker.sample b/.env.docker.sample
index 7d3de1a..47c97ce 100644
--- a/.env.docker.sample
+++ b/.env.docker.sample
@@ -9,5 +9,6 @@ POSTGRES_AUTH_USER=soaricarus_op
 POSTGRES_AUTH_PASSWORD=password
 POSTGRES_AUTH_DB=soaricarus_auth_db
 POSTGRES_AUTH_HOST=auth_db
-DATABASE_URL=postgresql://${POSTGRES_AUTH_USER}:${POSTGRES_AUTH_PASSWORD}@${POSTGRES_AUTH_HOST}:5432/${POSTGRES_AUTH_DB}
+POSTGRES_AUTH_PORT=5432
+DATABASE_URL=postgresql://${POSTGRES_AUTH_USER}:${POSTGRES_AUTH_PASSWORD}@${POSTGRES_AUTH_HOST}:${POSTGRES_AUTH_PORT}/${POSTGRES_AUTH_DB}
 ENABLE_REGISTRATION=TRUE
diff --git a/.env.local.sample b/.env.local.sample
index a926637..92502c6 100644
--- a/.env.local.sample
+++ b/.env.local.sample
@@ -9,5 +9,6 @@ POSTGRES_AUTH_USER=soaricarus_op_test
 POSTGRES_AUTH_PASSWORD=password
 POSTGRES_AUTH_DB=soaricarus_auth_test_db
 POSTGRES_AUTH_HOST=localhost
-DATABASE_URL=postgresql://${POSTGRES_AUTH_USER}:${POSTGRES_AUTH_PASSWORD}@${POSTGRES_AUTH_HOST}:5432/${POSTGRES_AUTH_DB}
+POSTGRES_AUTH_PORT=5432
+DATABASE_URL=postgresql://${POSTGRES_AUTH_USER}:${POSTGRES_AUTH_PASSWORD}@${POSTGRES_AUTH_HOST}:${POSTGRES_AUTH_PORT}/${POSTGRES_AUTH_DB}
 ENABLE_REGISTRATION=TRUE
diff --git a/docker-compose.yaml b/docker-compose.yaml
index 1ba5493..95ec49c 100644
--- a/docker-compose.yaml
+++ b/docker-compose.yaml
@@ -24,7 +24,8 @@ services:
       POSTGRES_DB: ${POSTGRES_AUTH_DB:-soaricarus_auth_db}
     volumes:
       - postgres_data:/var/lib/postgresql
-    ports: []
+    ports:
+      - "5433:5432"
     healthcheck:
         # Checks if Postgres is ready to accept connections
         test: ["CMD-SHELL", "pg_isready -U $$POSTGRES_USER -d $$POSTGRES_DB"]