diff --git a/apps/dav/lib/CardDAV/SyncService.php b/apps/dav/lib/CardDAV/SyncService.php
index 6f6fa0ba37..4a713daeba 100644
--- a/apps/dav/lib/CardDAV/SyncService.php
+++ b/apps/dav/lib/CardDAV/SyncService.php
@@ -319,7 +319,7 @@ class SyncService {
 
 	public function syncInstance(\Closure $progressCallback = null) {
 		$systemAddressBook = $this->getLocalSystemAddressBook();
-		$this->userManager->callForAllUsers(function($user) use ($systemAddressBook, $progressCallback) {
+		$this->userManager->callForSeenUsers(function($user) use ($systemAddressBook, $progressCallback) {
 			$this->updateUser($user);
 			if (!is_null($progressCallback)) {
 				$progressCallback();
diff --git a/apps/dav/lib/Command/SyncBirthdayCalendar.php b/apps/dav/lib/Command/SyncBirthdayCalendar.php
index 88f85a9881..3d1bcab6c3 100644
--- a/apps/dav/lib/Command/SyncBirthdayCalendar.php
+++ b/apps/dav/lib/Command/SyncBirthdayCalendar.php
@@ -92,7 +92,7 @@ class SyncBirthdayCalendar extends Command {
 		$output->writeln("Start birthday calendar sync for all users ...");
 		$p = new ProgressBar($output);
 		$p->start();
-		$this->userManager->callForAllUsers(function($user) use ($p)  {
+		$this->userManager->callForSeenUsers(function($user) use ($p)  {
 			$p->advance();
 
 			$userId = $user->getUID();
diff --git a/apps/dav/lib/Controller/BirthdayCalendarController.php b/apps/dav/lib/Controller/BirthdayCalendarController.php
index 244111e3ae..4964de0b21 100644
--- a/apps/dav/lib/Controller/BirthdayCalendarController.php
+++ b/apps/dav/lib/Controller/BirthdayCalendarController.php
@@ -93,7 +93,7 @@ class BirthdayCalendarController extends Controller {
 		$this->config->setAppValue($this->appName, 'generateBirthdayCalendar', 'yes');
 
 		// add background job for each user
-		$this->userManager->callForAllUsers(function(IUser $user) {
+		$this->userManager->callForSeenUsers(function(IUser $user) {
 			$this->jobList->add(GenerateBirthdayCalendarBackgroundJob::class, [
 				'userId' => $user->getUID(),
 			]);
diff --git a/apps/dav/lib/Migration/RegenerateBirthdayCalendars.php b/apps/dav/lib/Migration/RegenerateBirthdayCalendars.php
index 2c2b4eb0e9..263e6d00db 100644
--- a/apps/dav/lib/Migration/RegenerateBirthdayCalendars.php
+++ b/apps/dav/lib/Migration/RegenerateBirthdayCalendars.php
@@ -72,7 +72,7 @@ class RegenerateBirthdayCalendars implements IRepairStep {
 		}
 
 		$output->info('Adding background jobs to regenerate birthday calendar');
-		$this->userManager->callForAllUsers(function(IUser $user) {
+		$this->userManager->callForSeenUsers(function(IUser $user) {
 			$this->jobList->add(GenerateBirthdayCalendarBackgroundJob::class, [
 				'userId' => $user->getUID(),
 				'purgeBeforeGenerating' => true
@@ -82,4 +82,4 @@ class RegenerateBirthdayCalendars implements IRepairStep {
 		// if all were done, no need to redo the repair during next upgrade
 		$this->config->setAppValue('dav', 'regeneratedBirthdayCalendarsForYearFix', 'yes');
 	}
-}
\ No newline at end of file
+}