diff --git a/composer.json b/composer.json
index aafeb8a8..7aaa00ad 100644
--- a/composer.json
+++ b/composer.json
@@ -22,7 +22,7 @@
     "php": "~8.1.0 || ~8.2.0 || ~8.3.0",
     "doctrine/dbal": "^4.0.0",
     "doctrine/migrations": "^3.3.2",
-    "patchlevel/hydrator": "^1.4.1",
+    "patchlevel/hydrator": "^1.5.0",
     "patchlevel/worker": "^1.2.0",
     "psr/cache": "^2.0.0|^3.0.0",
     "psr/clock": "^1.0",
diff --git a/composer.lock b/composer.lock
index 4fbbf42d..bd013035 100644
--- a/composer.lock
+++ b/composer.lock
@@ -4,7 +4,7 @@
         "Read more about it at https://getcomposer.org/doc/01-basic-usage.md#installing-dependencies",
         "This file is @generated automatically"
     ],
-    "content-hash": "9352e66b4db0bf595155f52fd4158199",
+    "content-hash": "a1f064eb241d9bc1206be325eeb69e6e",
     "packages": [
         {
             "name": "brick/math",
@@ -417,16 +417,16 @@
         },
         {
             "name": "patchlevel/hydrator",
-            "version": "1.4.1",
+            "version": "1.5.0",
             "source": {
                 "type": "git",
                 "url": "https://github.com/patchlevel/hydrator.git",
-                "reference": "0386ca29388c5c9d3f8b7b328826d16521313d91"
+                "reference": "b8951b39825e6baef7e6331c7d9a7655e19c7b4a"
             },
             "dist": {
                 "type": "zip",
-                "url": "https://api.github.com/repos/patchlevel/hydrator/zipball/0386ca29388c5c9d3f8b7b328826d16521313d91",
-                "reference": "0386ca29388c5c9d3f8b7b328826d16521313d91",
+                "url": "https://api.github.com/repos/patchlevel/hydrator/zipball/b8951b39825e6baef7e6331c7d9a7655e19c7b4a",
+                "reference": "b8951b39825e6baef7e6331c7d9a7655e19c7b4a",
                 "shasum": ""
             },
             "require": {
@@ -476,9 +476,9 @@
             ],
             "support": {
                 "issues": "https://github.com/patchlevel/hydrator/issues",
-                "source": "https://github.com/patchlevel/hydrator/tree/1.4.1"
+                "source": "https://github.com/patchlevel/hydrator/tree/1.5.0"
             },
-            "time": "2024-07-09T08:06:23+00:00"
+            "time": "2024-09-18T12:04:45+00:00"
         },
         {
             "name": "patchlevel/worker",
@@ -7135,16 +7135,16 @@
         },
         {
             "name": "squizlabs/php_codesniffer",
-            "version": "3.10.2",
+            "version": "3.10.3",
             "source": {
                 "type": "git",
                 "url": "https://github.com/PHPCSStandards/PHP_CodeSniffer.git",
-                "reference": "86e5f5dd9a840c46810ebe5ff1885581c42a3017"
+                "reference": "62d32998e820bddc40f99f8251958aed187a5c9c"
             },
             "dist": {
                 "type": "zip",
-                "url": "https://api.github.com/repos/PHPCSStandards/PHP_CodeSniffer/zipball/86e5f5dd9a840c46810ebe5ff1885581c42a3017",
-                "reference": "86e5f5dd9a840c46810ebe5ff1885581c42a3017",
+                "url": "https://api.github.com/repos/PHPCSStandards/PHP_CodeSniffer/zipball/62d32998e820bddc40f99f8251958aed187a5c9c",
+                "reference": "62d32998e820bddc40f99f8251958aed187a5c9c",
                 "shasum": ""
             },
             "require": {
@@ -7211,7 +7211,7 @@
                     "type": "open_collective"
                 }
             ],
-            "time": "2024-07-21T23:26:44+00:00"
+            "time": "2024-09-18T10:38:58+00:00"
         },
         {
             "name": "symfony/clock",
diff --git a/src/Aggregate/AggregateRootAttributeBehaviour.php b/src/Aggregate/AggregateRootAttributeBehaviour.php
index d070e799..75f0d432 100644
--- a/src/Aggregate/AggregateRootAttributeBehaviour.php
+++ b/src/Aggregate/AggregateRootAttributeBehaviour.php
@@ -5,6 +5,7 @@
 namespace Patchlevel\EventSourcing\Aggregate;
 
 use Patchlevel\Hydrator\Attribute\Ignore;
+use Patchlevel\Hydrator\Attribute\PostHydrate;
 use ReflectionProperty;
 
 use function array_key_exists;
@@ -43,8 +44,6 @@ protected function apply(object $event): void
             return;
         }
 
-        $this->recorder ??= $this->recordThat(...);
-
         $parts = explode('.', $method);
 
         if (count($parts) === 2) {
@@ -57,6 +56,15 @@ protected function apply(object $event): void
             $this->$method($event);
         }
 
+        $this->passRecorderToChildAggregates();
+    }
+
+    #[PostHydrate]
+    private function passRecorderToChildAggregates(): void
+    {
+        $metadata = static::metadata();
+        $this->recorder ??= $this->recordThat(...);
+
         foreach ($metadata->childAggregates as $property) {
             if (!isset($this->{$property})) {
                 continue;
diff --git a/src/Aggregate/BasicChildAggregate.php b/src/Aggregate/BasicChildAggregate.php
index 4d86e501..526db447 100644
--- a/src/Aggregate/BasicChildAggregate.php
+++ b/src/Aggregate/BasicChildAggregate.php
@@ -4,7 +4,10 @@
 
 namespace Patchlevel\EventSourcing\Aggregate;
 
+use Patchlevel\Hydrator\Normalizer\ObjectNormalizer;
+
 /** @experimental  */
+#[ObjectNormalizer]
 abstract class BasicChildAggregate implements ChildAggregate
 {
     use ChildAggregateBehaviour;
diff --git a/src/Aggregate/ChildAggregateBehaviour.php b/src/Aggregate/ChildAggregateBehaviour.php
index 15847981..898ec509 100644
--- a/src/Aggregate/ChildAggregateBehaviour.php
+++ b/src/Aggregate/ChildAggregateBehaviour.php
@@ -4,10 +4,13 @@
 
 namespace Patchlevel\EventSourcing\Aggregate;
 
+use Patchlevel\Hydrator\Attribute\Ignore;
+
 /** @experimental  */
 trait ChildAggregateBehaviour
 {
     /** @var callable(object $event): void */
+    #[Ignore]
     private $recorder;
 
     protected function recordThat(object $event): void
diff --git a/tests/Integration/ChildAggregate/ChildAggregateIntegrationTest.php b/tests/Integration/ChildAggregate/ChildAggregateIntegrationTest.php
index 92912aac..a7f4c568 100644
--- a/tests/Integration/ChildAggregate/ChildAggregateIntegrationTest.php
+++ b/tests/Integration/ChildAggregate/ChildAggregateIntegrationTest.php
@@ -146,11 +146,21 @@ public function testSnapshot(): void
         self::assertSame('John', $result['name']);
 
         $repository = $manager->get(Profile::class);
+
+        // create snapshot
+        $repository->load($profileId);
+
+        // load from snapshot
+        $profile = $repository->load($profileId);
+
+        $profile->changeName('Snow');
+        $repository->save($profile);
+
         $profile = $repository->load($profileId);
 
         self::assertInstanceOf(Profile::class, $profile);
         self::assertEquals($profileId, $profile->aggregateRootId());
-        self::assertSame(1, $profile->playhead());
-        self::assertSame('John', $profile->name());
+        self::assertSame(2, $profile->playhead());
+        self::assertSame('Snow', $profile->name());
     }
 }
diff --git a/tests/Integration/ChildAggregate/Profile.php b/tests/Integration/ChildAggregate/Profile.php
index 57a4b93f..bd0b438c 100644
--- a/tests/Integration/ChildAggregate/Profile.php
+++ b/tests/Integration/ChildAggregate/Profile.php
@@ -13,7 +13,7 @@
 use Patchlevel\EventSourcing\Tests\Integration\ChildAggregate\Events\ProfileCreated;
 
 #[Aggregate('profile')]
-#[Snapshot('default', 100)]
+#[Snapshot('default', 1)]
 final class Profile extends BasicAggregateRoot
 {
     #[Id]