diff --git a/inc/CalDAVRequest.php b/inc/CalDAVRequest.php
index b6463f38..46ef5799 100644
--- a/inc/CalDAVRequest.php
+++ b/inc/CalDAVRequest.php
@@ -515,6 +515,9 @@ EOSQL;
     * should reasonably expect to see either text/xml or application/xml
     */
     if ( isset($this->content_type) && preg_match( '#(application|text)/xml#', $this->content_type ) ) {
+      if ( !isset($this->raw_post) || $this->raw_post == '' ) {
+        $this->XMLResponse( 400, new XMLElement( 'error', new XMLElement('missing-xml'), array( 'xmlns' => 'DAV:') ) );
+      }
       $xml_parser = xml_parser_create_ns('UTF-8');
       $this->xml_tags = array();
       xml_parser_set_option ( $xml_parser, XML_OPTION_SKIP_WHITE, 1 );
diff --git a/testing/tests/regression-suite/0949-MKTICKET.result b/testing/tests/regression-suite/0949-MKTICKET.result
index f15646ad..b23db8bc 100644
--- a/testing/tests/regression-suite/0949-MKTICKET.result
+++ b/testing/tests/regression-suite/0949-MKTICKET.result
@@ -2,13 +2,13 @@ HTTP/1.1 400 Bad Request
 Date: Dow, 01 Jan 2000 00:00:00 GMT
 DAV: 1, 2, 3, access-control, calendar-access, calendar-schedule
 DAV: extended-mkcol, calendar-proxy, bind, addressbook, calendar-auto-schedule
-ETag: "7bc3d8a76fb705dfff8a6654bb8d7fb8"
-Content-Length: 155
+ETag: "4ec54351d43b4404acdf28263d694a2b"
+Content-Length: 86
 Content-Type: text/xml; charset="utf-8"
 
 <?xml version="1.0" encoding="utf-8" ?>
-<error xmlns="DAV:" xmlns:T="http://www.xythos.com/namespaces/StorageServer">
- <missing-xml-for-request/>
+<error xmlns="DAV:">
+ <missing-xml/>
 </error>
 
      dav_owner_id: >1002<