1 files changed, 7 insertions, 1 deletions
diff --git a/vendor/sabre/xml/lib/Service.php b/vendor/sabre/xml/lib/Service.php
index b2603a4c7..09ee341cf 100644
--- a/vendor/sabre/xml/lib/Service.php
+++ b/vendor/sabre/xml/lib/Service.php
@@ -151,8 +151,14 @@ class Service {
         $r->contextUri = $contextUri;
         $r->xml($input);
 
+        $rootElementName = (array)$rootElementName;
+
+        foreach ($rootElementName as &$rEl) {
+            if ($rEl[0] !== '{') $rEl = '{}' . $rEl;
+        }
+
         $result = $r->parse();
-        if (!in_array($result['name'], (array)$rootElementName, true)) {
+        if (!in_array($result['name'], $rootElementName, true)) {
             throw new ParseException('Expected ' . implode(' or ', (array)$rootElementName) . ' but received ' . $result['name'] . ' as the root element');
         }
         return $result['value'];