diff --git a/.env b/.env
index 19cd959..e922aaa 100644
--- a/.env
+++ b/.env
@@ -24,6 +24,7 @@ APP_SECRET=4777a99cd6c61ce84969bd1338737c38
 # IMPORTANT: You MUST configure your server version, either here or in config/packages/doctrine.yaml
 #
 # DATABASE_URL="sqlite:///%kernel.project_dir%/var/data.db"
-# DATABASE_URL="mysql://db_user:db_password@127.0.0.1:3306/db_name?serverVersion=5.7&charset=utf8mb4"
-DATABASE_URL="postgresql://symfony:ChangeMe@127.0.0.1:5432/app?serverVersion=13&charset=utf8"
+# DATABASE_URL="mysql://app:!ChangeMe!@127.0.0.1:3306/app?serverVersion=8.0.32&charset=utf8mb4"
+# DATABASE_URL="mysql://app:!ChangeMe!@127.0.0.1:3306/app?serverVersion=10.11.2-MariaDB&charset=utf8mb4"
+DATABASE_URL="postgresql://app:!ChangeMe!@127.0.0.1:5432/app?serverVersion=15&charset=utf8"
 ###< doctrine/doctrine-bundle ###
diff --git a/config/packages/doctrine.yaml b/config/packages/doctrine.yaml
index 9a18675..2043a2f 100644
--- a/config/packages/doctrine.yaml
+++ b/config/packages/doctrine.yaml
@@ -4,9 +4,12 @@ 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
+        enable_lazy_ghost_objects: true
+        report_fields_where_declared: true
+        validate_xml_mapping: true
         naming_strategy: doctrine.orm.naming_strategy.underscore_number_aware
         auto_mapping: true
         mappings:
@@ -26,6 +29,7 @@ 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/docker-compose.yml b/docker-compose.yml
index a80a8cf..1067b9c 100644
--- a/docker-compose.yml
+++ b/docker-compose.yml
@@ -3,19 +3,19 @@ version: '3'
 services:
 ###> doctrine/doctrine-bundle ###
   database:
-    image: postgres:${POSTGRES_VERSION:-13}-alpine
+    image: postgres:${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:-symfony}
+      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/symfony.lock b/symfony.lock
index 5b65415..f645f98 100644
--- a/symfony.lock
+++ b/symfony.lock
@@ -12,12 +12,12 @@
         }
     },
     "doctrine/doctrine-bundle": {
-        "version": "2.7",
+        "version": "2.10",
         "recipe": {
             "repo": "github.com/symfony/recipes",
             "branch": "main",
-            "version": "2.4",
-            "ref": "ddddd8249dd55bbda16fa7a45bb7499ef6f8e90e"
+            "version": "2.10",
+            "ref": "f0d8c9a4da17815830aac0d63e153a940ae176bb"
         },
         "files": [
             "config/packages/doctrine.yaml",