diff --git a/bin/slubsipbuilderbagit.pl b/bin/slubsipbuilderbagit.pl
index 201ba4d8705a10ca016a964f66e08918fb70f87f..956165c1d326844d28b51f31163c233c4cbef824 100644
--- a/bin/slubsipbuilderbagit.pl
+++ b/bin/slubsipbuilderbagit.pl
@@ -203,14 +203,14 @@ package SLUB::LZA::SIPBuilderBagIt;
             my $xp = XML::XPath->new($response->decoded_content);
             my $parser = XML::LibXML->new();
             if ($with_debug) {
-                say "write DEBUG_${ppn}_response.xml";
+                say "write DEBUG_${ppn}_catalog_response.xml";
                 SLUB::LZA::SIPBuilderBagIt::write_file("DEBUG_${ppn}_catalog_response.xml", $response->decoded_content);
             }
             my $recordData = $xp->findnodes_as_string('/*[local-name()="searchRetrieveResponse"]/*[local-name()="records"]/*[local-name()="record"]/*[local-name()="recordData"]/*');
             if (!$recordData) { croak("ERROR: Did not get any <recordData/> for PPN '$ppn' using '$sru'");}
             my $marcblob = $parser->parse_string($recordData);
             if ($with_debug) {
-                say "write DEBUG_${ppn}_marc.xml";
+                say "write DEBUG_${ppn}_extracted_marc_record.xml";
                 SLUB::LZA::SIPBuilderBagIt::write_file("DEBUG_${ppn}_extracted_marc_record.xml", $marcblob);
             }
             return $marcblob;