diff --git a/apps/dav/lib/CardDAV/Converter.php b/apps/dav/lib/CardDAV/Converter.php
index ba0c4c2a2d535ce63f7cca2dce375ff9b9416453..0f8ea799f1e599fe371d70865ba2c0dfc2b93b49 100644
--- a/apps/dav/lib/CardDAV/Converter.php
+++ b/apps/dav/lib/CardDAV/Converter.php
@@ -55,7 +55,8 @@ class Converter {
 		$image = $this->getAvatarImage($user);
 
 		$vCard = new VCard();
-		$vCard->add(new Text($vCard, 'UID', $uid));
+		$vCard->VERSION = '3.0';
+		$vCard->UID = $uid;
 
 		$publish = false;