diff --git a/composer.json b/composer.json
index 27674ce..3635ed7 100644
--- a/composer.json
+++ b/composer.json
@@ -16,6 +16,7 @@
         "doctrine/doctrine-migrations-bundle": "^3.0",
         "doctrine/orm": "^2.8",
         "friendsofsymfony/jsrouting-bundle": "^2.7",
+        "knplabs/doctrine-behaviors": "^2.2",
         "knplabs/knp-markdown-bundle": "^1.9",
         "knplabs/knp-menu-bundle": "^3.1",
         "knplabs/knp-paginator-bundle": "^5.4",
diff --git a/config/bundles.php b/config/bundles.php
index 9aad270..5318aa9 100644
--- a/config/bundles.php
+++ b/config/bundles.php
@@ -22,4 +22,5 @@ return [
     Knp\Bundle\MarkdownBundle\KnpMarkdownBundle::class => ['all' => true],
     Knp\Bundle\MenuBundle\KnpMenuBundle::class => ['all' => true],
     FOS\JsRoutingBundle\FOSJsRoutingBundle::class => ['all' => true],
+    Knp\DoctrineBehaviors\DoctrineBehaviorsBundle::class => ['all' => true],
 ];
diff --git a/symfony.lock b/symfony.lock
index 0b1be06..173e3ab 100644
--- a/symfony.lock
+++ b/symfony.lock
@@ -14,6 +14,9 @@
     "bjeavons/zxcvbn-php": {
         "version": "1.2.0"
     },
+    "brick/math": {
+        "version": "0.9.2"
+    },
     "cocur/slugify": {
         "version": "v4.0.0"
     },
@@ -126,6 +129,9 @@
     "khanamiryan/qrcode-detector-decoder": {
         "version": "1.0.4"
     },
+    "knplabs/doctrine-behaviors": {
+        "version": "2.2.0"
+    },
     "knplabs/knp-components": {
         "version": "v3.0.1"
     },
@@ -159,6 +165,9 @@
     "myclabs/php-enum": {
         "version": "1.8.0"
     },
+    "nette/utils": {
+        "version": "v3.2.2"
+    },
     "nikic/php-parser": {
         "version": "v4.10.4"
     },
@@ -189,6 +198,12 @@
     "psr/log": {
         "version": "1.1.3"
     },
+    "ramsey/collection": {
+        "version": "1.1.3"
+    },
+    "ramsey/uuid": {
+        "version": "4.1.1"
+    },
     "scheb/2fa-bundle": {
         "version": "5.0",
         "recipe": {