diff --git a/fid_bbi/config/vufind/facets.ini b/fid_bbi/config/vufind/facets.ini
index a723ec3fae5897c5f87c83f880be993fbb6553c0..5cfd6ff4b11530746dcb0c4392a33a495cf78e8d 100644
--- a/fid_bbi/config/vufind/facets.ini
+++ b/fid_bbi/config/vufind/facets.ini
@@ -162,6 +162,7 @@ mega_collection[] = "Bibliographie zum Archivwesen der Archivschule Marburg"
 mega_collection[] = "HeBIS Verbundkatalog"
 ;source_id[] = 198
 mega_collection[] = "Book History Online"
+mega_collection[] = "Book Sales Catalogues Online (BSCO)"
 
 ; The following five mega_collections are all part of sid:159
 ; but there is no mega_collection entry in SOLR for those