diff --git a/fid_bbi/config/vufind/getit.ini b/fid_bbi/config/vufind/getit.ini
index bfffa48a2a81cc2b17d7a9d2fb7d8a57c7b776e2..ce51e706bc8ece1d248c9235ea29ce166fff8827 100644
--- a/fid_bbi/config/vufind/getit.ini
+++ b/fid_bbi/config/vufind/getit.ini
@@ -41,7 +41,7 @@ source_idsV8_5 = "/Journal\, E\-Journal|Article\, E\-Article|Electronic Resource
 source_idsV8_6 = "/Website/"
 source_idsV8_7 = "/Lizenzfreie Online\-Ressourcen/"
 source_idsV8_8 = "/UBL\-FID\-EBC/"
-source_idsV8_9 = "/^DE\-23$/"
+source_idsV8_9 = "/DE\-23$/"
 source_idsV8_10 = "/Kit|Physical Object/"
 
 [Permission]
diff --git a/module/fid_bbi/config/module.config.php b/module/fid_bbi/config/module.config.php
index df4afa2dbd8f22440ea94c54a8325e59506ab481..1e579eb2bf9a15bb708e114891de804219e75076 100644
--- a/module/fid_bbi/config/module.config.php
+++ b/module/fid_bbi/config/module.config.php
@@ -178,7 +178,7 @@ $config = [
             'finc\RecordDriver\SolrAI'       => [
                 'tabs'       => [
                     'Description'   => 'Description',
-                    'Holdings'      => 'HoldingsILS',
+                    'Holdings'      => 'null',
                     'TOC'           => 'TOC',
                     'UserComments'  => 'UserComments',
                     'Reviews'       => 'Reviews',