diff --git a/bt5/erp5_calendar/SkinTemplateItem/portal_skins/erp5_calendar/GroupCalendar_view.xml b/bt5/erp5_calendar/SkinTemplateItem/portal_skins/erp5_calendar/GroupCalendar_view.xml
index 476fdace4ee251438f8d6619c7a9b8860320ed5f..25421fb44baf825ee9a15d17752a3543470a35dd 100644
--- a/bt5/erp5_calendar/SkinTemplateItem/portal_skins/erp5_calendar/GroupCalendar_view.xml
+++ b/bt5/erp5_calendar/SkinTemplateItem/portal_skins/erp5_calendar/GroupCalendar_view.xml
@@ -3,11 +3,8 @@
   <record id="1" aka="AAAAAAAAAAE=">
     <pickle>
       <tuple>
-        <tuple>
-          <string>Products.ERP5Form.Form</string>
-          <string>ERP5Form</string>
-        </tuple>
-        <none/>
+        <global name="ERP5Form" module="Products.ERP5Form.Form"/>
+        <tuple/>
       </tuple>
     </pickle>
     <pickle>
diff --git a/bt5/erp5_calendar/SkinTemplateItem/portal_skins/erp5_calendar/GroupCalendar_view/listbox.xml b/bt5/erp5_calendar/SkinTemplateItem/portal_skins/erp5_calendar/GroupCalendar_view/listbox.xml
index 217dd53e0c0ebbdcee14d445a0be2339774814e7..683ec1bc522077639612b40259088a1fa2ca732b 100644
--- a/bt5/erp5_calendar/SkinTemplateItem/portal_skins/erp5_calendar/GroupCalendar_view/listbox.xml
+++ b/bt5/erp5_calendar/SkinTemplateItem/portal_skins/erp5_calendar/GroupCalendar_view/listbox.xml
@@ -3,11 +3,8 @@
   <record id="1" aka="AAAAAAAAAAE=">
     <pickle>
       <tuple>
-        <tuple>
-          <string>Products.ERP5Form.ListBox</string>
-          <string>ListBox</string>
-        </tuple>
-        <none/>
+        <global name="ListBox" module="Products.ERP5Form.ListBox"/>
+        <tuple/>
       </tuple>
     </pickle>
     <pickle>
@@ -444,12 +441,8 @@
                     <value>
                       <list>
                         <tuple>
-                          <string>Group Calendar Event</string>
-                          <string>Group Calendar Event</string>
-                        </tuple>
-                        <tuple>
-                          <string>Group Calendar Period</string>
-                          <string>Group Calendar Period</string>
+                          <string>Group Presence Period</string>
+                          <string>Group Presence Period</string>
                         </tuple>
                       </list>
                     </value>
@@ -528,11 +521,8 @@
   <record id="2" aka="AAAAAAAAAAI=">
     <pickle>
       <tuple>
-        <tuple>
-          <string>Products.Formulator.MethodField</string>
-          <string>Method</string>
-        </tuple>
-        <none/>
+        <global name="Method" module="Products.Formulator.MethodField"/>
+        <tuple/>
       </tuple>
     </pickle>
     <pickle>
diff --git a/bt5/erp5_calendar/bt/revision b/bt5/erp5_calendar/bt/revision
index 55663e5ead480ae5528e47d004baa6d34c3043c5..e26ed8de06b5a9b25d370db9da4ad65bbc26f66b 100644
--- a/bt5/erp5_calendar/bt/revision
+++ b/bt5/erp5_calendar/bt/revision
@@ -1 +1 @@
-304
\ No newline at end of file
+305
\ No newline at end of file