diff --git a/bt5/erp5_ingestion/SkinTemplateItem/portal_skins/erp5_ingestion/Base_contribute.xml b/bt5/erp5_ingestion/SkinTemplateItem/portal_skins/erp5_ingestion/Base_contribute.xml
index c05c1a488577c97f0cf242a7935bf7581e4e4b2e..cb8aa193d3132bfe39418842ba0495d3a609fc8e 100644
--- a/bt5/erp5_ingestion/SkinTemplateItem/portal_skins/erp5_ingestion/Base_contribute.xml
+++ b/bt5/erp5_ingestion/SkinTemplateItem/portal_skins/erp5_ingestion/Base_contribute.xml
@@ -116,8 +116,10 @@ else:\n
   if attach_document_to_context:\n
     # attach document to current context using follow_up\n
     follow_up_list = document.getFollowUpValueList()\n
-    follow_up_list.append(context)\n
-    document.setFollowUpValueList([x.getRelativeUrl() for x in follow_up_list])\n
+    if context not in follow_up_list:\n
+      # attach to context only if not already attached\n
+      follow_up_list.append(context)\n
+      document.setFollowUpValueList([x.getRelativeUrl() for x in follow_up_list])\n
   # edit document   \n
   if document_edit_kw is not {}:\n
     document.edit(**document_edit_kw)\n
diff --git a/bt5/erp5_ingestion/bt/revision b/bt5/erp5_ingestion/bt/revision
index 0aeb5485442b9ed8a2d59d629933a00db4473ebf..a76c74dcec6ab8ba53c5d5b4de054eb43f68fe67 100644
--- a/bt5/erp5_ingestion/bt/revision
+++ b/bt5/erp5_ingestion/bt/revision
@@ -1 +1 @@
-74
\ No newline at end of file
+75
\ No newline at end of file