diff -r 9f660df4b93a -r 20f96b340a4d stx_libbasic.st
--- a/stx_libbasic.st	Thu May 10 21:05:54 2018 +0200
+++ b/stx_libbasic.st	Thu May 10 21:05:57 2018 +0200
@@ -1,5 +1,3 @@
-"{ Encoding: utf8 }"
-
 "
  COPYRIGHT (c) Claus Gittinger / eXept Software AG
               All Rights Reserved
@@ -230,6 +228,7 @@
         StandaloneStartup
         Stream
         SystemChangeNotifier
+        TimePeriod
         UndefinedObject
         UserMessage
         Visitor