--- a/calendar/providers/caldav/calDavCalendar.js
+++ b/calendar/providers/caldav/calDavCalendar.js
@@ -1224,16 +1224,17 @@ calDavCalendar.prototype = {
 
         let locationPath = this.getItemLocationPath(aItem);
         let itemUri = this.makeUri(locationPath);
 
         let multiget = new multigetSyncHandler([this.ensureDecodedPath(itemUri.path)],
                                                this,
                                                this.makeUri(),
                                                null,
+                                               false,
                                                aListener,
                                                aChangeLogListener);
         multiget.doMultiGet();
     },
 
     // void getItem( in string id, in calIOperationListener aListener );
     getItem: function caldav_getItem(aId, aListener) {
         this.mOfflineStorage.getItem(aId, aListener);

--- a/calendar/providers/caldav/calDavRequestHandlers.js
+++ b/calendar/providers/caldav/calDavRequestHandlers.js
@@ -157,16 +157,17 @@ etagsHandler.prototype = {
                 !this.calendar.isInbox(this.baseUri.spec)) {
                 this.calendar.pollInbox();
             }
         } else {
             let multiget = new multigetSyncHandler(this.itemsNeedFetching,
                                        this.calendar,
                                        this.baseUri,
                                        null,
+                                       false,
                                        null,
                                        this.changeLogListener)
             multiget.doMultiGet();
         }
     },
 
     onDataAvailable: function eSL_onDataAvailable(request, context, inputStream, offset, count) {
         if (this._reader) {