diff --git a/apps/dav/lib/AppInfo/Application.php b/apps/dav/lib/AppInfo/Application.php
index a5444bb20d..19c360e708 100644
--- a/apps/dav/lib/AppInfo/Application.php
+++ b/apps/dav/lib/AppInfo/Application.php
@@ -36,7 +36,6 @@ namespace OCA\DAV\AppInfo;
 use Exception;
 use OCA\DAV\BackgroundJob\UpdateCalendarResourcesRoomsBackgroundJob;
 use OCA\DAV\CalDAV\Activity\Backend;
-use OCA\DAV\CalDAV\Activity\Provider\Event;
 use OCA\DAV\CalDAV\BirthdayService;
 use OCA\DAV\CalDAV\CalDavBackend;
 use OCA\DAV\CalDAV\CalendarManager;
@@ -45,7 +44,7 @@ use OCA\DAV\CalDAV\Reminder\NotificationProvider\EmailProvider;
 use OCA\DAV\CalDAV\Reminder\NotificationProvider\PushProvider;
 use OCA\DAV\CalDAV\Reminder\NotificationProviderManager;
 use OCA\DAV\CalDAV\Reminder\Notifier;
-use OCA\DAV\CalDAV\Reminder\ReminderService;
+
 use OCA\DAV\CalDAV\WebcalCaching\RefreshWebcalService;
 use OCA\DAV\Capabilities;
 use OCA\DAV\CardDAV\CardDavBackend;
@@ -118,9 +117,9 @@ class Application extends App implements IBootstrap {
 		$context->registerEventListener(CalendarDeletedEvent::class, ActivityUpdaterListener::class);
 		$context->registerEventListener(CalendarDeletedEvent::class, CalendarObjectReminderUpdaterListener::class);
 		$context->registerEventListener(CalendarDeletedEvent::class, CalendarDeletionDefaultUpdaterListener::class);
-
+		$context->registerEventListener(CalendarObjectCreatedEvent::class, ActivityUpdaterListener::class);
 		$context->registerEventListener(CalendarObjectCreatedEvent::class, CalendarContactInteractionListener::class);
-
+		$context->registerEventListener(CalendarObjectCreatedEvent::class, CalendarObjectReminderUpdaterListener::class);
 		$context->registerEventListener(CalendarObjectUpdatedEvent::class, ActivityUpdaterListener::class);
 		$context->registerEventListener(CalendarObjectUpdatedEvent::class, CalendarContactInteractionListener::class);
 		$context->registerEventListener(CalendarObjectUpdatedEvent::class, CalendarObjectReminderUpdaterListener::class);
@@ -237,26 +236,6 @@ class Application extends App implements IBootstrap {
 			);
 		});
 
-		$listener = function (GenericEvent $event, $eventName) use ($container): void {
-			/** @var Backend $backend */
-			$backend = $container->query(Backend::class);
-
-			$backend->onTouchCalendarObject(
-				Event::SUBJECT_OBJECT_ADD,
-				$event->getArgument('calendarData'),
-				$event->getArgument('shares'),
-				$event->getArgument('objectData')
-			);
-
-			/** @var ReminderService $reminderBackend */
-			$reminderService = $container->query(ReminderService::class);
-
-			$reminderService->onTouchCalendarObject(
-				$eventName,
-				$event->getArgument('objectData')
-			);
-		};
-		$dispatcher->addListener('\OCA\DAV\CalDAV\CalDavBackend::createCalendarObject', $listener);
 
 		$dispatcher->addListener('OCP\Federation\TrustedServerEvent::remove',
 			function (GenericEvent $event) {
@@ -379,4 +358,4 @@ class Application extends App implements IBootstrap {
 			$logger->logException($ex);
 		}
 	}
-}
\ No newline at end of file
+}
diff --git a/apps/dav/lib/CalDAV/CalDavBackend.php b/apps/dav/lib/CalDAV/CalDavBackend.php
index 058d4422d6..99504c4b5f 100644
--- a/apps/dav/lib/CalDAV/CalDavBackend.php
+++ b/apps/dav/lib/CalDAV/CalDavBackend.php
@@ -1141,15 +1141,6 @@ class CalDavBackend extends AbstractBackend implements SyncSupport, Subscription
 			$shares = $this->getShares($calendarId);
 
 			$this->dispatcher->dispatchTyped(new CalendarObjectCreatedEvent((int)$calendarId, $calendarRow, $shares, $objectRow));
-			$this->legacyDispatcher->dispatch('\OCA\DAV\CalDAV\CalDavBackend::createCalendarObject', new GenericEvent(
-				'\OCA\DAV\CalDAV\CalDavBackend::createCalendarObject',
-				[
-					'calendarId' => $calendarId,
-					'calendarData' => $calendarRow,
-					'shares' => $shares,
-					'objectData' => $objectRow,
-				]
-			));
 		} else {
 			$subscriptionRow = $this->getSubscriptionById($calendarId);
 
diff --git a/apps/dav/lib/Listener/ActivityUpdaterListener.php b/apps/dav/lib/Listener/ActivityUpdaterListener.php
index 962fa239af..8ff65170e3 100644
--- a/apps/dav/lib/Listener/ActivityUpdaterListener.php
+++ b/apps/dav/lib/Listener/ActivityUpdaterListener.php
@@ -27,6 +27,7 @@ namespace OCA\DAV\Listener;
 
 use OCA\DAV\CalDAV\Activity\Backend as ActivityBackend;
 use OCA\DAV\Events\CalendarDeletedEvent;
+use OCA\DAV\Events\CalendarObjectCreatedEvent;
 use OCA\DAV\Events\CalendarObjectDeletedEvent;
 use OCA\DAV\Events\CalendarObjectUpdatedEvent;
 use OCP\EventDispatcher\Event;
@@ -66,6 +67,24 @@ class ActivityUpdaterListener implements IEventListener {
 					'exception' => $e,
 				]);
 			}
+		} elseif ($event instanceof CalendarObjectCreatedEvent) {
+			try {
+				$this->activityBackend->onTouchCalendarObject(
+					\OCA\DAV\CalDAV\Activity\Provider\Event::SUBJECT_OBJECT_ADD,
+					$event->getCalendarData(),
+					$event->getShares(),
+					$event->getObjectData()
+				);
+
+				$this->logger->debug(
+					sprintf('Activity generated for new calendar object in calendar %d', $event->getCalendarId())
+				);
+			} catch (Throwable $e) {
+				// Any error with activities shouldn't abort the calendar object creation, so we just log it
+				$this->logger->error('Error generating activity for a new calendar object: ' . $e->getMessage(), [
+					'exception' => $e,
+				]);
+			}
 		} elseif ($event instanceof CalendarObjectUpdatedEvent) {
 			try {
 				$this->activityBackend->onTouchCalendarObject(
diff --git a/apps/dav/lib/Listener/CalendarObjectReminderUpdaterListener.php b/apps/dav/lib/Listener/CalendarObjectReminderUpdaterListener.php
index 8261b68af4..4c201a19c3 100644
--- a/apps/dav/lib/Listener/CalendarObjectReminderUpdaterListener.php
+++ b/apps/dav/lib/Listener/CalendarObjectReminderUpdaterListener.php
@@ -28,6 +28,7 @@ namespace OCA\DAV\Listener;
 use OCA\DAV\CalDAV\Reminder\Backend as ReminderBackend;
 use OCA\DAV\CalDAV\Reminder\ReminderService;
 use OCA\DAV\Events\CalendarDeletedEvent;
+use OCA\DAV\Events\CalendarObjectCreatedEvent;
 use OCA\DAV\Events\CalendarObjectDeletedEvent;
 use OCA\DAV\Events\CalendarObjectUpdatedEvent;
 use OCP\EventDispatcher\Event;
@@ -71,6 +72,22 @@ class CalendarObjectReminderUpdaterListener implements IEventListener {
 					'exception' => $e,
 				]);
 			}
+		} elseif ($event instanceof CalendarObjectCreatedEvent) {
+			try {
+				$this->reminderService->onTouchCalendarObject(
+					'\OCA\DAV\CalDAV\CalDavBackend::createCalendarObject',
+					$event->getObjectData()
+				);
+
+				$this->logger->debug(
+					sprintf('Reminders of calendar object of calendar %d created', $event->getCalendarId())
+				);
+			} catch (Throwable $e) {
+				// Any error with reminders shouldn't abort the calendar object creation, so we just log it
+				$this->logger->error('Error creating reminders of a calendar object: ' . $e->getMessage(), [
+					'exception' => $e,
+				]);
+			}
 		} elseif ($event instanceof CalendarObjectUpdatedEvent) {
 			try {
 				$this->reminderService->onTouchCalendarObject(
diff --git a/apps/dav/tests/unit/CalDAV/AbstractCalDavBackend.php b/apps/dav/tests/unit/CalDAV/AbstractCalDavBackend.php
index b512847a7e..17ac839b5f 100644
--- a/apps/dav/tests/unit/CalDAV/AbstractCalDavBackend.php
+++ b/apps/dav/tests/unit/CalDAV/AbstractCalDavBackend.php
@@ -32,6 +32,7 @@ use OCA\DAV\CalDAV\CalDavBackend;
 use OCA\DAV\CalDAV\Proxy\ProxyMapper;
 use OCA\DAV\Connector\Sabre\Principal;
 use OCA\DAV\Events\CalendarDeletedEvent;
+use OCA\DAV\Events\CalendarObjectCreatedEvent;
 use OCP\App\IAppManager;
 use OCP\EventDispatcher\IEventDispatcher;
 use OCP\IConfig;
@@ -206,9 +207,11 @@ END:VCALENDAR
 EOD;
 		$uri0 = $this->getUniqueID('event');
 
-		$this->legacyDispatcher->expects($this->at(0))
-			->method('dispatch')
-			->with('\OCA\DAV\CalDAV\CalDavBackend::createCalendarObject');
+		$this->dispatcher->expects(self::once())
+			->method('dispatchTyped')
+			->with(self::callback(function ($event) {
+				return $event instanceof CalendarObjectCreatedEvent;
+			}));
 
 		$this->backend->createCalendarObject($calendarId, $uri0, $calData);
 
diff --git a/apps/dav/tests/unit/CalDAV/CalDavBackendTest.php b/apps/dav/tests/unit/CalDAV/CalDavBackendTest.php
index 96ae4312fd..097fbd79fe 100644
--- a/apps/dav/tests/unit/CalDAV/CalDavBackendTest.php
+++ b/apps/dav/tests/unit/CalDAV/CalDavBackendTest.php
@@ -37,6 +37,7 @@ use DateTimeZone;
 use OCA\DAV\CalDAV\CalDavBackend;
 use OCA\DAV\CalDAV\Calendar;
 use OCA\DAV\Events\CalendarDeletedEvent;
+use OCA\DAV\Events\CalendarObjectCreatedEvent;
 use OCA\DAV\Events\CalendarUpdatedEvent;
 use OCP\IConfig;
 use OCP\IL10N;
@@ -187,9 +188,11 @@ END:VEVENT
 END:VCALENDAR
 EOD;
 
-		$this->legacyDispatcher->expects($this->at(0))
-			->method('dispatch')
-			->with('\OCA\DAV\CalDAV\CalDavBackend::createCalendarObject');
+		$this->dispatcher->expects(self::once())
+			->method('dispatchTyped')
+			->with(self::callback(function ($event) {
+				return $event instanceof CalendarObjectCreatedEvent;
+			}));
 		$this->backend->createCalendarObject($calendarId, $uri, $calData);
 
 		/** @var IACL $child */
@@ -233,9 +236,11 @@ END:VEVENT
 END:VCALENDAR
 EOD;
 
-		$this->legacyDispatcher->expects($this->at(0))
-			->method('dispatch')
-			->with('\OCA\DAV\CalDAV\CalDavBackend::createCalendarObject');
+		$this->dispatcher->expects(self::once())
+			->method('dispatchTyped')
+			->with(self::callback(function ($event) {
+				return $event instanceof CalendarObjectCreatedEvent;
+			}));
 		$this->backend->createCalendarObject($calendarId, $uri, $calData);
 
 		// get all the cards
@@ -378,19 +383,25 @@ END:VCALENDAR
 EOD;
 
 		$uri0 = static::getUniqueID('card');
-		$this->legacyDispatcher->expects($this->at(0))
-			->method('dispatch')
-			->with('\OCA\DAV\CalDAV\CalDavBackend::createCalendarObject');
+		$this->dispatcher->expects(self::once())
+			->method('dispatchTyped')
+			->with(self::callback(function ($event) {
+				return $event instanceof CalendarObjectCreatedEvent;
+			}));
 		$this->backend->createCalendarObject($calendarId, $uri0, $calData[0]);
 		$uri1 = static::getUniqueID('card');
-		$this->legacyDispatcher->expects($this->at(0))
-			->method('dispatch')
-			->with('\OCA\DAV\CalDAV\CalDavBackend::createCalendarObject');
+		$this->dispatcher->expects(self::once())
+			->method('dispatchTyped')
+			->with(self::callback(function ($event) {
+				return $event instanceof CalendarObjectCreatedEvent;
+			}));
 		$this->backend->createCalendarObject($calendarId, $uri1, $calData[1]);
 		$uri2 = static::getUniqueID('card');
-		$this->legacyDispatcher->expects($this->at(0))
-			->method('dispatch')
-			->with('\OCA\DAV\CalDAV\CalDavBackend::createCalendarObject');
+		$this->dispatcher->expects(self::once())
+			->method('dispatchTyped')
+			->with(self::callback(function ($event) {
+				return $event instanceof CalendarObjectCreatedEvent;
+			}));
 		$this->backend->createCalendarObject($calendarId, $uri2, $calData[2]);
 
 		// get all the cards