diff --git a/src/EventSubscriber/Doctrine/EntityBlamableSubscriber.php b/src/EventSubscriber/Doctrine/EntityBlamableSubscriber.php
index 372bb041..cca451e1 100644
--- a/src/EventSubscriber/Doctrine/EntityBlamableSubscriber.php
+++ b/src/EventSubscriber/Doctrine/EntityBlamableSubscriber.php
@@ -7,7 +7,8 @@
 use App\Entity\AbstractBlamableEntity;
 use App\Entity\User\User;
 use Doctrine\Common\EventSubscriber;
-use Doctrine\ORM\Event\LifecycleEventArgs;
+use Doctrine\ORM\Event\PrePersistEventArgs;
+use Doctrine\ORM\Event\PreUpdateEventArgs;
 use Doctrine\ORM\Events;
 use Symfony\Component\Security\Core\Security;
 
@@ -26,7 +27,7 @@ public function getSubscribedEvents(): array
         ];
     }
 
-    public function prePersist(LifecycleEventArgs $args): void
+    public function prePersist(PrePersistEventArgs $args): void
     {
         $currentUser = $this->security->getUser();
         $entity = $args->getObject();
@@ -36,7 +37,7 @@ public function prePersist(LifecycleEventArgs $args): void
         }
     }
 
-    public function preUpdate(LifecycleEventArgs $args): void
+    public function preUpdate(PreUpdateEventArgs $args): void
     {
         $currentUser = $this->security->getUser();
         $entity = $args->getObject();
diff --git a/src/EventSubscriber/Doctrine/ModGroupUpdatedSubscriber.php b/src/EventSubscriber/Doctrine/ModGroupUpdatedSubscriber.php
index ef62fcf0..a0d1c18b 100644
--- a/src/EventSubscriber/Doctrine/ModGroupUpdatedSubscriber.php
+++ b/src/EventSubscriber/Doctrine/ModGroupUpdatedSubscriber.php
@@ -9,8 +9,8 @@
 use App\Entity\User\User;
 use App\Repository\ModList\ModListRepository;
 use Doctrine\Common\EventSubscriber;
-use Doctrine\ORM\Event\LifecycleEventArgs;
 use Doctrine\ORM\Event\PostFlushEventArgs;
+use Doctrine\ORM\Event\PreUpdateEventArgs;
 use Doctrine\ORM\Events;
 use Symfony\Component\Security\Core\Security;
 
@@ -31,9 +31,9 @@ public function getSubscribedEvents(): array
         ];
     }
 
-    public function preUpdate(LifecycleEventArgs $args): void
+    public function preUpdate(PreUpdateEventArgs $args): void
     {
-        $entityManager = $args->getEntityManager();
+        $entityManager = $args->getObjectManager();
         $modGroup = $args->getObject();
 
         // Do nothing if updated entity is not a Mod Group or no changes were made to the entity
@@ -52,7 +52,7 @@ public function postFlush(PostFlushEventArgs $args): void
             return;
         }
 
-        $entityManager = $args->getEntityManager();
+        $entityManager = $args->getObjectManager();
 
         /** @var ModListRepository $modListRepository */
         $modListRepository = $entityManager->getRepository(ModList::class);
diff --git a/src/Security/Traits/UserInterfaceTrait.php b/src/Security/Traits/UserInterfaceTrait.php
index 9b942523..26a820b4 100644
--- a/src/Security/Traits/UserInterfaceTrait.php
+++ b/src/Security/Traits/UserInterfaceTrait.php
@@ -10,7 +10,7 @@ trait UserInterfaceTrait
 {
     public function getUserIdentifier(): string
     {
-        return $this->getUsername();
+        return $this->username;
     }
 
     public function getPassword(): ?string
diff --git a/tests/unit/EventSubscriber/Doctrine/EntityBlamableSubscriberTest.php b/tests/unit/EventSubscriber/Doctrine/EntityBlamableSubscriberTest.php
index 858f0743..3839b7f3 100644
--- a/tests/unit/EventSubscriber/Doctrine/EntityBlamableSubscriberTest.php
+++ b/tests/unit/EventSubscriber/Doctrine/EntityBlamableSubscriberTest.php
@@ -7,7 +7,9 @@
 use App\Entity\AbstractBlamableEntity;
 use App\Entity\User\User;
 use App\EventSubscriber\Doctrine\EntityBlamableSubscriber;
-use Doctrine\ORM\Event\LifecycleEventArgs;
+use Doctrine\ORM\EntityManagerInterface;
+use Doctrine\ORM\Event\PrePersistEventArgs;
+use Doctrine\ORM\Event\PreUpdateEventArgs;
 use Doctrine\ORM\Events;
 use PHPUnit\Framework\TestCase;
 use Symfony\Component\Security\Core\Security;
@@ -41,7 +43,10 @@ public function getSubscribedEvents(): void
     public function prePersist_validEventArgs_entityUpdated(): void
     {
         $user = $this->createMock(User::class);
+        $security = $this->createMock(Security::class);
+        $security->method('getUser')->willReturn($user);
 
+        $entityManager = $this->createMock(EntityManagerInterface::class);
         $entity = $this->createMock(AbstractBlamableEntity::class);
         $entity
             ->expects(static::once())
@@ -49,11 +54,7 @@ public function prePersist_validEventArgs_entityUpdated(): void
             ->with(static::isInstanceOf(User::class))
         ;
 
-        $security = $this->createMock(Security::class);
-        $security->method('getUser')->willReturn($user);
-
-        $lifecycleEventArgs = $this->createMock(LifecycleEventArgs::class);
-        $lifecycleEventArgs->method('getObject')->willReturn($entity);
+        $lifecycleEventArgs = new PrePersistEventArgs($entity, $entityManager);
 
         $entityBlamableSubscriberTest = new EntityBlamableSubscriber($security);
         $entityBlamableSubscriberTest->prePersist($lifecycleEventArgs);
@@ -68,8 +69,8 @@ public function prePersist_invalidEventArgs_entityNotUpdated(mixed $user, mixed
         $security = $this->createMock(Security::class);
         $security->method('getUser')->willReturn($user);
 
-        $lifecycleEventArgs = $this->createMock(LifecycleEventArgs::class);
-        $lifecycleEventArgs->method('getObject')->willReturn($entity);
+        $entityManager = $this->createMock(EntityManagerInterface::class);
+        $lifecycleEventArgs = new PrePersistEventArgs($entity, $entityManager);
 
         $entityBlamableSubscriberTest = new EntityBlamableSubscriber($security);
         $entityBlamableSubscriberTest->prePersist($lifecycleEventArgs);
@@ -81,7 +82,10 @@ public function prePersist_invalidEventArgs_entityNotUpdated(mixed $user, mixed
     public function preUpdate_validEventArgs_entityUpdated(): void
     {
         $user = $this->createMock(User::class);
+        $security = $this->createMock(Security::class);
+        $security->method('getUser')->willReturn($user);
 
+        $entityManager = $this->createMock(EntityManagerInterface::class);
         $entity = $this->createMock(AbstractBlamableEntity::class);
         $entity
             ->expects(static::once())
@@ -89,11 +93,8 @@ public function preUpdate_validEventArgs_entityUpdated(): void
             ->with(static::isInstanceOf(User::class))
         ;
 
-        $security = $this->createMock(Security::class);
-        $security->method('getUser')->willReturn($user);
-
-        $lifecycleEventArgs = $this->createMock(LifecycleEventArgs::class);
-        $lifecycleEventArgs->method('getObject')->willReturn($entity);
+        $changeSet = [];
+        $lifecycleEventArgs = new PreUpdateEventArgs($entity, $entityManager, $changeSet);
 
         $entityBlamableSubscriberTest = new EntityBlamableSubscriber($security);
         $entityBlamableSubscriberTest->preUpdate($lifecycleEventArgs);
@@ -108,8 +109,10 @@ public function preUpdate_invalidEventArgs_entityNotUpdated(mixed $user, mixed $
         $security = $this->createMock(Security::class);
         $security->method('getUser')->willReturn($user);
 
-        $lifecycleEventArgs = $this->createMock(LifecycleEventArgs::class);
-        $lifecycleEventArgs->method('getObject')->willReturn($entity);
+        $entityManager = $this->createMock(EntityManagerInterface::class);
+
+        $changeSet = [];
+        $lifecycleEventArgs = new PreUpdateEventArgs($entity, $entityManager, $changeSet);
 
         $entityBlamableSubscriberTest = new EntityBlamableSubscriber($security);
         $entityBlamableSubscriberTest->preUpdate($lifecycleEventArgs);