diff --git a/apps/dav/lib/BackgroundJob/BuildReminderIndexBackgroundJob.php b/apps/dav/lib/BackgroundJob/BuildReminderIndexBackgroundJob.php
index ad5bf7736a..badfc2ca04 100644
--- a/apps/dav/lib/BackgroundJob/BuildReminderIndexBackgroundJob.php
+++ b/apps/dav/lib/BackgroundJob/BuildReminderIndexBackgroundJob.php
@@ -125,7 +125,7 @@ class BuildReminderIndexBackgroundJob extends QueuedJob {
 			$row['component'] = $row['componenttype'];
 
 			try {
-				$this->reminderService->onTouchCalendarObject('\OCA\DAV\CalDAV\CalDavBackend::createCalendarObject', $row);
+				$this->reminderService->onCalendarObjectCreate($row);
 			} catch (\Exception $ex) {
 				$this->logger->logException($ex);
 			}
diff --git a/apps/dav/lib/CalDAV/Reminder/ReminderService.php b/apps/dav/lib/CalDAV/Reminder/ReminderService.php
index 9c27231cb8..83fe413c0e 100644
--- a/apps/dav/lib/CalDAV/Reminder/ReminderService.php
+++ b/apps/dav/lib/CalDAV/Reminder/ReminderService.php
@@ -44,6 +44,7 @@ use Sabre\VObject\InvalidDataException;
 use Sabre\VObject\ParseException;
 use Sabre\VObject\Recur\EventIterator;
 use Sabre\VObject\Recur\NoInstancesException;
+use function strcasecmp;
 
 class ReminderService {
 
@@ -154,39 +155,15 @@ class ReminderService {
 	}
 
 	/**
-	 * @param string $action
 	 * @param array $objectData
 	 * @throws VObject\InvalidDataException
 	 */
-	public function onTouchCalendarObject(string $action,
-										  array $objectData):void {
+	public function onCalendarObjectCreate(array $objectData):void {
 		// We only support VEvents for now
 		if (strcasecmp($objectData['component'], 'vevent') !== 0) {
 			return;
 		}
 
-		switch ($action) {
-			case '\OCA\DAV\CalDAV\CalDavBackend::createCalendarObject':
-				$this->onCalendarObjectCreate($objectData);
-				break;
-
-			case '\OCA\DAV\CalDAV\CalDavBackend::updateCalendarObject':
-				$this->onCalendarObjectEdit($objectData);
-				break;
-
-			case '\OCA\DAV\CalDAV\CalDavBackend::deleteCalendarObject':
-				$this->onCalendarObjectDelete($objectData);
-				break;
-
-			default:
-				break;
-		}
-	}
-
-	/**
-	 * @param array $objectData
-	 */
-	private function onCalendarObjectCreate(array $objectData):void {
 		$calendarData = is_resource($objectData['calendardata'])
 			? stream_get_contents($objectData['calendardata'])
 			: $objectData['calendardata'];
@@ -307,8 +284,9 @@ class ReminderService {
 
 	/**
 	 * @param array $objectData
+	 * @throws VObject\InvalidDataException
 	 */
-	private function onCalendarObjectEdit(array $objectData):void {
+	public function onCalendarObjectEdit(array $objectData):void {
 		// TODO - this can be vastly improved
 		//  - get cached reminders
 		//  - ...
@@ -319,8 +297,14 @@ class ReminderService {
 
 	/**
 	 * @param array $objectData
+	 * @throws VObject\InvalidDataException
 	 */
-	private function onCalendarObjectDelete(array $objectData):void {
+	public function onCalendarObjectDelete(array $objectData):void {
+		// We only support VEvents for now
+		if (strcasecmp($objectData['component'], 'vevent') !== 0) {
+			return;
+		}
+
 		$this->backend->cleanRemindersForEvent((int) $objectData['id']);
 	}
 
diff --git a/apps/dav/lib/Listener/CalendarObjectReminderUpdaterListener.php b/apps/dav/lib/Listener/CalendarObjectReminderUpdaterListener.php
index 4c201a19c3..b976ef3ad9 100644
--- a/apps/dav/lib/Listener/CalendarObjectReminderUpdaterListener.php
+++ b/apps/dav/lib/Listener/CalendarObjectReminderUpdaterListener.php
@@ -74,8 +74,7 @@ class CalendarObjectReminderUpdaterListener implements IEventListener {
 			}
 		} elseif ($event instanceof CalendarObjectCreatedEvent) {
 			try {
-				$this->reminderService->onTouchCalendarObject(
-					'\OCA\DAV\CalDAV\CalDavBackend::createCalendarObject',
+				$this->reminderService->onCalendarObjectCreate(
 					$event->getObjectData()
 				);
 
@@ -90,8 +89,7 @@ class CalendarObjectReminderUpdaterListener implements IEventListener {
 			}
 		} elseif ($event instanceof CalendarObjectUpdatedEvent) {
 			try {
-				$this->reminderService->onTouchCalendarObject(
-					'\OCA\DAV\CalDAV\CalDavBackend::updateCalendarObject',
+				$this->reminderService->onCalendarObjectEdit(
 					$event->getObjectData()
 				);
 
@@ -106,8 +104,7 @@ class CalendarObjectReminderUpdaterListener implements IEventListener {
 			}
 		} elseif ($event instanceof CalendarObjectDeletedEvent) {
 			try {
-				$this->reminderService->onTouchCalendarObject(
-					'\OCA\DAV\CalDAV\CalDavBackend::deleteCalendarObject',
+				$this->reminderService->onCalendarObjectDelete(
 					$event->getObjectData()
 				);
 
diff --git a/apps/dav/tests/unit/CalDAV/Reminder/ReminderServiceTest.php b/apps/dav/tests/unit/CalDAV/Reminder/ReminderServiceTest.php
index 2d4cbfd0c8..ce5b5acdd6 100644
--- a/apps/dav/tests/unit/CalDAV/Reminder/ReminderServiceTest.php
+++ b/apps/dav/tests/unit/CalDAV/Reminder/ReminderServiceTest.php
@@ -211,17 +211,15 @@ EOD;
 			->method('cleanRemindersForEvent')
 			->with(44);
 
-		$action = '\OCA\DAV\CalDAV\CalDavBackend::deleteCalendarObject';
 		$objectData = [
 			'id' => '44',
 			'component' => 'vevent',
 		];
 
-		$this->reminderService->onTouchCalendarObject($action, $objectData);
+		$this->reminderService->onCalendarObjectDelete($objectData);
 	}
 
 	public function testOnCalendarObjectCreateSingleEntry():void {
-		$action = '\OCA\DAV\CalDAV\CalDavBackend::createCalendarObject';
 		$objectData = [
 			'calendardata' => self::CALENDAR_DATA,
 			'id' => '42',
@@ -242,11 +240,10 @@ EOD;
 			->with()
 			->willReturn(\DateTime::createFromFormat(\DateTime::ATOM, '2016-06-08T00:00:00+00:00'));
 
-		$this->reminderService->onTouchCalendarObject($action, $objectData);
+		$this->reminderService->onCalendarObjectCreate($objectData);
 	}
 
 	public function testOnCalendarObjectCreateSingleEntryWithRepeat(): void {
-		$action = '\OCA\DAV\CalDAV\CalDavBackend::createCalendarObject';
 		$objectData = [
 			'calendardata' => self::CALENDAR_DATA_REPEAT,
 			'id' => '42',
@@ -270,11 +267,10 @@ EOD;
 			->with()
 			->willReturn(\DateTime::createFromFormat(\DateTime::ATOM, '2016-06-08T00:00:00+00:00'));
 
-		$this->reminderService->onTouchCalendarObject($action, $objectData);
+		$this->reminderService->onCalendarObjectCreate($objectData);
 	}
 
 	public function testOnCalendarObjectCreateRecurringEntry(): void {
-		$action = '\OCA\DAV\CalDAV\CalDavBackend::createCalendarObject';
 		$objectData = [
 			'calendardata' => self::CALENDAR_DATA_RECURRING,
 			'id' => '42',
@@ -295,11 +291,10 @@ EOD;
 			->with()
 			->willReturn(\DateTime::createFromFormat(\DateTime::ATOM, '2016-06-29T00:00:00+00:00'));
 
-		$this->reminderService->onTouchCalendarObject($action, $objectData);
+		$this->reminderService->onCalendarObjectCreate($objectData);
 	}
 
 	public function testOnCalendarObjectCreateEmpty():void {
-		$action = '\OCA\DAV\CalDAV\CalDavBackend::createCalendarObject';
 		$objectData = [
 			'calendardata' => self::CALENDAR_DATA_NO_ALARM,
 			'id' => '42',
@@ -310,11 +305,10 @@ EOD;
 		$this->backend->expects($this->never())
 			->method('insertReminder');
 
-		$this->reminderService->onTouchCalendarObject($action, $objectData);
+		$this->reminderService->onCalendarObjectCreate($objectData);
 	}
 
 	public function testOnCalendarObjectCreateRecurringEntryWithRepeat():void {
-		$action = '\OCA\DAV\CalDAV\CalDavBackend::createCalendarObject';
 		$objectData = [
 			'calendardata' => self::CALENDAR_DATA_RECURRING_REPEAT,
 			'id' => '42',
@@ -339,7 +333,7 @@ EOD;
 			->with()
 			->willReturn(\DateTime::createFromFormat(\DateTime::ATOM, '2016-06-29T00:00:00+00:00'));
 
-		$this->reminderService->onTouchCalendarObject($action, $objectData);
+		$this->reminderService->onCalendarObjectCreate($objectData);
 	}
 
 	public function testProcessReminders():void {