diff --git a/src/Worker/UpdateContacts.php b/src/Worker/UpdateContacts.php
index ba4f9db41c..0c211aa939 100644
--- a/src/Worker/UpdateContacts.php
+++ b/src/Worker/UpdateContacts.php
@@ -55,9 +55,11 @@ class UpdateContacts
 		$ids = self::getContactsToUpdate($condition, [], $limit);
 		Logger::info('Fetched federated user contacts', ['count' => count($ids)]);
 
-		$conditions = ["`id` IN (SELECT `author-id` FROM `post-user`)", "`id` IN (SELECT `owner-id` FROM `post-user`)", 
-			"`id` IN (SELECT `causer-id` FROM `post-user`)", "`id` IN (SELECT `cid` FROM `post-tag`)",
-			"`id` IN (SELECT `cid` FROM `user-contact`)"];
+		$conditions = ["`id` IN (SELECT `author-id` FROM `post-user` WHERE `author-id` = `contact`.`id`)",
+			"`id` IN (SELECT `owner-id` FROM `post-user` WHERE `owner-id` = `contact`.`id`)",
+			"`id` IN (SELECT `causer-id` FROM `post-user` WHERE `causer-id` = `contact`.`id`)",
+			"`id` IN (SELECT `cid` FROM `post-tag` WHERE `cid` = `contact`.`id`)",
+			"`id` IN (SELECT `cid` FROM `user-contact` WHERE `cid` = `contact`.`id`)"];
 
 		foreach ($conditions as $contact_condition) {
 			$condition = DBA::mergeConditions($base_condition,