diff --git a/test/output/NKJP/NKJP/KOT/data.xml b/test/output/NKJP/NKJP/KOT/data.xml
index a0a41cd..5727c58 100644
--- a/test/output/NKJP/NKJP/KOT/data.xml
+++ b/test/output/NKJP/NKJP/KOT/data.xml
@@ -1,6 +1,6 @@
 <?xml version="1.0" encoding="UTF-8"?>
 <?xml-model href="text.rng" type="application/xml" schematypens="http://relaxng.org/ns/structure/1.0"?>
-<raw_text docid="NKJP_NKJP.KOT">
+<raw_text xmlns="http://ids-mannheim.de/ns/KorAP" docid="NKJP_NKJP.KOT">
    <metadata file="metadata.xml"/>
    <text>Nie zdążyłam jeszcze doprowadzić mieszkania do ładu po rządach Mini, która zrobiła w nim maksi bałagan, kiedy na horyzoncie za sprawą pani Joasi pojawił się czarny jak smoła Dratewka. Dratewkę pani Joasia wyrwała z bestialskich łap pewnego szewca, którego niech piekło pochłonie.</text>
 </raw_text>
diff --git a/test/output/NKJP/NKJP/KOT/header.xml b/test/output/NKJP/NKJP/KOT/header.xml
index f40fa68..e80c8ed 100644
--- a/test/output/NKJP/NKJP/KOT/header.xml
+++ b/test/output/NKJP/NKJP/KOT/header.xml
@@ -1,37 +1,13 @@
 <?xml version="1.0" encoding="UTF-8"?>
-<!DOCTYPE idsHeader
-  PUBLIC "-//IDS//DTD IDS-XCES 1.0//EN" "http://corpora.ids-mannheim.de/idsxces1/DTD/ids.xcesdoc.dtd">
 <idsHeader type="document"
            pattern="text"
            status="new"
            version="1.1"
            TEIform="teiHeader">
-   <fileDesc xmlns="http://www.tei-c.org/ns/1.0"
-             xmlns:nkjp="http://www.nkjp.pl/ns/1.0"
-             xmlns:xi="http://www.w3.org/2001/XInclude">
+   <fileDesc>
       <titleStmt>
-         <title>TEI P5 encoded version of sample(s) of "Kot"</title>
+         <korpusSigle>NKJP/KOT</korpusSigle>
+         <t.title>TEI P5 encoded version of sample(s) of "Kot"</t.title>
       </titleStmt>
-      <extent nkjp:file="text.xml">
-         <num type="word" value="4892"/>
-      </extent>
-      <publicationStmt nkjp:subcorpus="one_million">
-         <availability status="free" default="false">
-            <p>See the licence agreement.</p>
-         </availability>
-      </publicationStmt>
-      <sourceDesc default="false">
-         <bibl xml:id="h_src-bibl" default="false">
-            <title xml:lang="pl">Kot (agregat)</title>
-            <idno type="nkjp">IJPPAN_4scal-KOT</idno>
-            <note type="text_origin" anchored="true">IJP PAN</note>
-         </bibl>
-         <listBibl default="false">
-            <bibl xml:id="h_76-bibl" default="false">
-               <ptr target="#txt_76-div"/>
-               <idno type="para">p55in262</idno>
-            </bibl>
-         </listBibl>
-      </sourceDesc>
    </fileDesc>
 </idsHeader>
diff --git a/test/output/NKJP/header.xml b/test/output/NKJP/header.xml
index e69de29..45a94cf 100644
--- a/test/output/NKJP/header.xml
+++ b/test/output/NKJP/header.xml
@@ -0,0 +1,13 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<idsHeader type="corpus"
+           pattern="text"
+           status="new"
+           version="1.1"
+           TEIform="teiHeader">
+   <fileDesc>
+      <titleStmt>
+         <korpusSigle>NKJP</korpusSigle>
+         <c.title>TEI P5 encoded version of sample(s) of "Kot"</c.title>
+      </titleStmt>
+   </fileDesc>
+</idsHeader>