diff --git a/Tests/spec/CardDAVSpec.js b/Tests/spec/CardDAVSpec.js
index c1fcdb0bf..9a1525182 100644
--- a/Tests/spec/CardDAVSpec.js
+++ b/Tests/spec/CardDAVSpec.js
@@ -2,6 +2,7 @@ import config from '../lib/config'
 import WebDAV from '../lib/WebDAV'
 import TestUtility from '../lib/utilities'
 
+import ICAL from 'ical.js'
 import {
   DAVNamespace,
   DAVNamespaceShorthandMap,
@@ -216,6 +217,7 @@ describe('CardDAV extensions', function() {
       .withContext(`HTTP status code of addressbook-query`)
       .toEqual(207)
 
+    vcard = ICAL.Component.fromString(response[0].props.addressData.toString())
     emails = []
     for (const prop of vcard.getAllProperties('email')) {
       emails.push(prop.getFirstValue())