diff --git a/apps/dav/lib/CalDAV/Status/StatusService.php b/apps/dav/lib/CalDAV/Status/StatusService.php
index 63f865d13ced6..5c5041d3a1c4e 100644
--- a/apps/dav/lib/CalDAV/Status/StatusService.php
+++ b/apps/dav/lib/CalDAV/Status/StatusService.php
@@ -85,9 +85,11 @@ public function processCalendarStatus(string $userId): void {
 		} catch (DoesNotExistException) {
 		}
 
-		if($currentStatus !== null && $currentStatus->getMessageId() === IUserStatus::MESSAGE_CALL) {
-			// We don't overwrite the call status
-			$this->logger->debug('Call status detected, skipping calendar status change', ['user' => $userId]);
+		if($currentStatus !== null && $currentStatus->getMessageId() === IUserStatus::MESSAGE_CALL
+			|| $currentStatus !== null && $currentStatus->getStatus() === IUserStatus::DND
+			|| $currentStatus !== null &&  $currentStatus->getStatus() === IUserStatus::INVISIBLE) {
+			// We don't overwrite the call status, DND status or Invisible status
+			$this->logger->debug('Higher priority status detected, skipping calendar status change', ['user' => $userId]);
 			return;
 		}
 
diff --git a/apps/dav/tests/unit/CalDAV/Status/StatusServiceTest.php b/apps/dav/tests/unit/CalDAV/Status/StatusServiceTest.php
index 68110ab23d2ec..7073c02b8e429 100644
--- a/apps/dav/tests/unit/CalDAV/Status/StatusServiceTest.php
+++ b/apps/dav/tests/unit/CalDAV/Status/StatusServiceTest.php
@@ -316,6 +316,100 @@ public function testCallStatus(): void {
 			->method('setUserStatus');
 
 
+		$this->service->processCalendarStatus('admin');
+	}
+
+	public function testInvisibleStatus(): void {
+		$user = $this->createConfiguredMock(IUser::class, [
+			'getUID' => 'admin',
+		]);
+
+		$this->userManager->expects(self::once())
+			->method('get')
+			->willReturn($user);
+		$this->availabilityCoordinator->expects(self::once())
+			->method('getCurrentOutOfOfficeData')
+			->willReturn(null);
+		$this->availabilityCoordinator->expects(self::never())
+			->method('isInEffect');
+		$this->cache->expects(self::once())
+			->method('get')
+			->willReturn(null);
+		$this->cache->expects(self::once())
+			->method('set');
+		$this->calendarManager->expects(self::once())
+			->method('getCalendarsForPrincipal')
+			->willReturn([$this->createMock(CalendarImpl::class)]);
+		$this->calendarManager->expects(self::once())
+			->method('newQuery')
+			->willReturn(new CalendarQuery('admin'));
+		$this->timeFactory->expects(self::exactly(2))
+			->method('getDateTime')
+			->willReturn(new \DateTime());
+		$this->calendarManager->expects(self::once())
+			->method('searchForPrincipal')
+			->willReturn([['objects' => [[]]]]);
+		$userStatus = new UserStatus();
+		$userStatus->setStatus(IUserStatus::INVISIBLE);
+		$userStatus->setStatusTimestamp(123456);
+		$this->userStatusService->expects(self::once())
+			->method('findByUserId')
+			->willReturn($userStatus);
+		$this->logger->expects(self::once())
+			->method('debug');
+		$this->userStatusService->expects(self::never())
+			->method('revertUserStatus');
+		$this->userStatusService->expects(self::never())
+			->method('setUserStatus');
+
+
+		$this->service->processCalendarStatus('admin');
+	}
+
+	public function testDNDStatus(): void {
+		$user = $this->createConfiguredMock(IUser::class, [
+			'getUID' => 'admin',
+		]);
+
+		$this->userManager->expects(self::once())
+			->method('get')
+			->willReturn($user);
+		$this->availabilityCoordinator->expects(self::once())
+			->method('getCurrentOutOfOfficeData')
+			->willReturn(null);
+		$this->availabilityCoordinator->expects(self::never())
+			->method('isInEffect');
+		$this->cache->expects(self::once())
+			->method('get')
+			->willReturn(null);
+		$this->cache->expects(self::once())
+			->method('set');
+		$this->calendarManager->expects(self::once())
+			->method('getCalendarsForPrincipal')
+			->willReturn([$this->createMock(CalendarImpl::class)]);
+		$this->calendarManager->expects(self::once())
+			->method('newQuery')
+			->willReturn(new CalendarQuery('admin'));
+		$this->timeFactory->expects(self::exactly(2))
+			->method('getDateTime')
+			->willReturn(new \DateTime());
+		$this->calendarManager->expects(self::once())
+			->method('searchForPrincipal')
+			->willReturn([['objects' => [[]]]]);
+		$userStatus = new UserStatus();
+		$userStatus->setStatus(IUserStatus::DND);
+		$userStatus->setStatusTimestamp(123456);
+		$this->userStatusService->expects(self::once())
+			->method('findByUserId')
+			->willReturn($userStatus);
+		$this->logger->expects(self::once())
+			->method('debug');
+		$this->userStatusService->expects(self::never())
+			->method('revertUserStatus');
+		$this->userStatusService->expects(self::never())
+			->method('setUserStatus');
+
+
 		$this->service->processCalendarStatus('admin');
 	}
 }