diff --git a/composer.json b/composer.json
index 8bc2e53..ed0b245 100644
--- a/composer.json
+++ b/composer.json
@@ -12,8 +12,11 @@
     ],
     "require": {
         "php": "^7.2 || ^8.0",
+        "doctrine/collections": "^1.0",
+        "doctrine/orm": "^2.5.3",
+        "doctrine/persistence": "^1.3 || ^2.0 || ^3.0",
         "friendsofsymfony/rest-bundle": "^2.5 || ^3.0",
-        "jms/serializer-bundle": "^3.0 || ^4.0",
+        "jms/serializer-bundle": "^3.0 || ^4.0 || ^5.0",
         "php-task/php-task": "^1.3.3 || ^2.0",
         "php-task/task-bundle": "^2.0 || ^3.0",
         "sulu/sulu": "^2.2.0 || ^2.5.0@dev",
@@ -97,6 +100,9 @@
         "sort-packages": true,
         "allow-plugins": {
             "php-http/discovery": true
+        },
+        "platform": {
+            "php": "8.0.25"
         }
     }
 }