diff --git a/misc/migration_tools/switch_marc21_series_info.pl b/misc/migration_tools/switch_marc21_series_info.pl
index 0bad3f2a54..925be0c8b3 100755
--- a/misc/migration_tools/switch_marc21_series_info.pl
+++ b/misc/migration_tools/switch_marc21_series_info.pl
@@ -231,22 +231,26 @@ if ( $update_frameworks ) {
 
     # set new mappings for koha fields
     $dbh->do(
-"UPDATE marc_subfield_structure SET kohafield='seriestitle'
+"UPDATE marc_subfield_structure SET kohafield='biblio.seriestitle'
   WHERE tagfield='490' AND tagsubfield='a'"
     );
     $dbh->do(
-"UPDATE marc_subfield_structure SET kohafield='volume'
+"UPDATE marc_subfield_structure SET kohafield='biblioitems.volume'
   WHERE tagfield='490' AND tagsubfield='v'"
     );
 
     # empty old koha fields
     $dbh->do(
 "UPDATE marc_subfield_structure SET kohafield=''
-  WHERE kohafield='seriestitle' AND tagfield='440' AND tagsubfield='a'"
+  WHERE kohafield='biblio.seriestitle' AND tagfield='440' AND tagsubfield='a'"
         );
     $dbh->do(
 "UPDATE marc_subfield_structure SET kohafield=''
-  WHERE kohafield='volume' AND tagfield='440' AND tagsubfield='v'"
+  WHERE kohafield='biblioitems.volume' AND tagfield='440' AND tagsubfield='v'"
+        );
+    $dbh->do(
+"UPDATE marc_subfield_structure SET kohafield=''
+  WHERE kohafield='biblioitems.number' AND tagfield='440' AND tagsubfield='n'"
         );
 }