diff --git a/kronolith/lib/Application.php b/kronolith/lib/Application.php
index 76d0d6b0bda..6cc1cfaff08 100644
--- a/kronolith/lib/Application.php
+++ b/kronolith/lib/Application.php
@@ -720,7 +720,7 @@ public function davGetObjects($collection)
             ->getInstance('Horde_Dav_Storage');
 
         $internal = $dav->getInternalCollectionId($collection, 'calendar') ?: $collection;
-        if (!Kronolith::hasPermission($internal, Horde_Perms::READ)) {
+        if (!Kronolith::hasPermission($internal, Horde_Perms::SHOW)) {
             throw new Kronolith_Exception(_("Calendar does not exist or no permission to edit"));
         }
 
@@ -761,7 +761,7 @@ public function davGetObject($collection, $object)
             ->getInstance('Horde_Dav_Storage');
 
         $internal = $dav->getInternalCollectionId($collection, 'calendar') ?: $collection;
-        if (!Kronolith::hasPermission($internal, Horde_Perms::READ)) {
+        if (!Kronolith::hasPermission($internal, Horde_Perms::SHOW)) {
             throw new Kronolith_Exception(_("Calendar does not exist or no permission to edit"));
         }