diff --git a/app/.env b/app/.env
index 939f106..32fba31 100644
--- a/app/.env
+++ b/app/.env
@@ -25,6 +25,5 @@ APP_SECRET=0751e183ea472eb11c19f21f66a2543c
 #
 # DATABASE_URL="sqlite:///%kernel.project_dir%/var/data.db"
 # DATABASE_URL="mysql://app:!ChangeMe!@127.0.0.1:3306/app?serverVersion=8&charset=utf8mb4"
-# DATABASE_URL="postgresql://app:!ChangeMe!@127.0.0.1:5432/app?serverVersion=14&charset=utf8"
-DATABASE_URL="postgresql://postgres:secret@db:5432/postgres?serverVersion=12&charset=utf8"
+DATABASE_URL="postgresql://app:!ChangeMe!@127.0.0.1:5432/app?serverVersion=15&charset=utf8"
 ###< doctrine/doctrine-bundle ###
diff --git a/app/config/packages/doctrine.yaml b/app/config/packages/doctrine.yaml
index 8fe1dd4..1bb885e 100644
--- a/app/config/packages/doctrine.yaml
+++ b/app/config/packages/doctrine.yaml
@@ -4,7 +4,7 @@ doctrine:
 
         # IMPORTANT: You MUST configure your server version,
         # either here or in the DATABASE_URL env var (see .env file)
-        #server_version: '13'
+        #server_version: '15'
     orm:
         auto_generate_proxy_classes: true
         naming_strategy: doctrine.orm.naming_strategy.underscore_number_aware
@@ -26,6 +26,7 @@ when@prod:
     doctrine:
         orm:
             auto_generate_proxy_classes: false
+            proxy_dir: '%kernel.build_dir%/doctrine/orm/Proxies'
             query_cache_driver:
                 type: pool
                 pool: doctrine.system_cache_pool
diff --git a/app/docker-compose.yml b/app/docker-compose.yml
index 8aa1121..1067b9c 100644
--- a/app/docker-compose.yml
+++ b/app/docker-compose.yml
@@ -3,19 +3,19 @@ version: '3'
 services:
 ###> doctrine/doctrine-bundle ###
   database:
-    image: postgres:${POSTGRES_VERSION:-14}-alpine
+    image: postgres:${POSTGRES_VERSION:-15}-alpine
     environment:
       POSTGRES_DB: ${POSTGRES_DB:-app}
       # You should definitely change the password in production
       POSTGRES_PASSWORD: ${POSTGRES_PASSWORD:-!ChangeMe!}
       POSTGRES_USER: ${POSTGRES_USER:-app}
     volumes:
-      - db-data:/var/lib/postgresql/data:rw
+      - database_data:/var/lib/postgresql/data:rw
       # You may use a bind-mounted host directory instead, so that it is harder to accidentally remove the volume and lose all your data!
       # - ./docker/db/data:/var/lib/postgresql/data:rw
 ###< doctrine/doctrine-bundle ###
 
 volumes:
 ###> doctrine/doctrine-bundle ###
-  db-data:
+  database_data:
 ###< doctrine/doctrine-bundle ###
diff --git a/app/symfony.lock b/app/symfony.lock
index e07bc94..fe3e120 100644
--- a/app/symfony.lock
+++ b/app/symfony.lock
@@ -17,7 +17,7 @@
             "repo": "github.com/symfony/recipes",
             "branch": "main",
             "version": "2.4",
-            "ref": "da713d006953b90d1c085c1be480ecdd6c4a95e0"
+            "ref": "013b823e7fee65890b23e40f31e6667a1ac519ac"
         },
         "files": [
             "config/packages/doctrine.yaml",