diff --git a/.gitignore b/.gitignore
index 2c3fc27..2407f8d 100644
--- a/.gitignore
+++ b/.gitignore
@@ -1,3 +1,7 @@
+/test/output/NKJP/NKJP/KOT/struct/gingko_structure.xml
+/test/output/NKJP/NKJP/KOT/nkjp/ginkgo_morpho.xml
+/test/output/NKJP/NKJP/KOT/ginkgo_text_header.xml
+/test/output/NKJP/ginkgo_corpus_header.xml
 /test/xspec/
 /todo.org
 \#*
diff --git a/nkjp2korap.xsl b/nkjp2korap.xsl
index 19f5a1a..cf44cd9 100644
--- a/nkjp2korap.xsl
+++ b/nkjp2korap.xsl
@@ -473,7 +473,7 @@
   <xsl:template match="tei:titleStmt" mode="text">
     <titleStmt>
       <textSigle>
-        <xsl:value-of select="$corpusID || '/' || $textID"/>
+        <xsl:value-of select="$corpusID || '/' || $docID || '.' || $textID"/>
       </textSigle>
       <xsl:apply-templates mode="text"/>
     </titleStmt>
diff --git a/test/output/NKJP/NKJP/KOT/header.xml b/test/output/NKJP/NKJP/KOT/header.xml
index 2fab170..f2f29bc 100644
--- a/test/output/NKJP/NKJP/KOT/header.xml
+++ b/test/output/NKJP/NKJP/KOT/header.xml
@@ -6,7 +6,7 @@
            TEIform="teiHeader">
    <fileDesc>
       <titleStmt>
-         <textSigle>NKJP/KOT</textSigle>
+         <textSigle>NKJP/NKJP.KOT</textSigle>
          <t.title>TEI P5 encoded version of sample(s) of "Kot"</t.title>
       </titleStmt>
       <publicationStmt>