--- a/Utilities/MimeTypes.py	Tue Feb 03 19:37:19 2015 +0100
+++ b/Utilities/MimeTypes.py	Wed Feb 04 19:34:38 2015 +0100
@@ -11,8 +11,10 @@
 
 import mimetypes
 
+# TODO: make this configurable
 TextMimeTypes = [
     "application/bookmarks.xbel",
+    "application/x-xbel",
     "application/opensearchdescription+xml",
     "application/x-actionscript",
     "application/x-actionscript3",