diff --git a/master/bt5/vifib_slap/SkinTemplateItem/portal_skins/vifib_slap/Alarm_updatePersonOpenOrder.xml b/master/bt5/vifib_slap/SkinTemplateItem/portal_skins/vifib_slap/Alarm_updatePersonOpenOrder.xml
index 1ef2348f04337f904820b986f46cf99de7c98aee..509a1f881d0c67120068cda1ac4c2afcd10b693c 100644
--- a/master/bt5/vifib_slap/SkinTemplateItem/portal_skins/vifib_slap/Alarm_updatePersonOpenOrder.xml
+++ b/master/bt5/vifib_slap/SkinTemplateItem/portal_skins/vifib_slap/Alarm_updatePersonOpenOrder.xml
@@ -70,6 +70,7 @@ context.getPortalObject().portal_catalog.searchAndActivate(\n
   method_id=\'Person_storeOpenOrderJournal\',\n
   method_kw={\'indexation_timestamp\': kw.get(\'indexation_timestamp\'), \'tag\': tag, \'stop_date\': params.get(\'stop_date\')},\n
   activate_kw={\'tag\': tag, \'priority\': 10},\n
+  packet_size=1, # Person_storeOpenOrderJournal generates big transactions\n
   portal_type=\'Person\'\n
 )\n
 \n
diff --git a/master/bt5/vifib_slap/bt/revision b/master/bt5/vifib_slap/bt/revision
index dbda17fdf0528084d5e3c96218f76386d7741756..5c0d33d75a61e20f229801fedcba649fad7ca175 100644
--- a/master/bt5/vifib_slap/bt/revision
+++ b/master/bt5/vifib_slap/bt/revision
@@ -1 +1 @@
-646
\ No newline at end of file
+647
\ No newline at end of file