diff --git a/fid_adlr/config/vufind/searches.ini b/fid_adlr/config/vufind/searches.ini
index 191a8d938fdf91521c331d13b69c036f80bb4d6f..42b256476acfb3a22749ff390a7d6f085b7a9fb4 100644
--- a/fid_adlr/config/vufind/searches.ini
+++ b/fid_adlr/config/vufind/searches.ini
@@ -22,8 +22,7 @@ override_full_sections = "Basic_Searches,Advanced_Searches"
 ;####################################################################
 
 [RawHiddenFilters]
-0 = "institution:DE-15-FID OR source_id:( 75 OR 95 OR 109)"
-1 = -source_id:39
+0 = "institution:DE-15-FID OR institution:FID-MEDIEN-DE-15"
 
 [IndexShards]
 k10plus = "index.ub.uni-leipzig.de/solr/biblio"