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-rw-r--r--lib/Kolab/CalDAV/CalendarBackend.php2
1 files changed, 1 insertions, 1 deletions
diff --git a/lib/Kolab/CalDAV/CalendarBackend.php b/lib/Kolab/CalDAV/CalendarBackend.php
index 09cc40e..2b8b8b3 100644
--- a/lib/Kolab/CalDAV/CalendarBackend.php
+++ b/lib/Kolab/CalDAV/CalendarBackend.php
@@ -61,7 +61,7 @@ class CalendarBackend extends CalDAV\Backend\AbstractBackend
$folders = array_merge(kolab_storage::get_folders('event'), kolab_storage::get_folders('task'));
$this->calendars = $this->folders = $this->aliases = array();
- foreach (DAVBackend::sort_folders($folders) as $folder) {
+ foreach (kolab_storage::sort_folders($folders) as $folder) {
$id = DAVBackend::get_uid($folder);
$this->folders[$id] = $folder;
$fdata = $folder->get_imap_data(); // fetch IMAP folder data for CTag generation