diff --git a/nkjp2korap.xsl b/nkjp2korap.xsl
index b8c156e..e186ef1 100644
--- a/nkjp2korap.xsl
+++ b/nkjp2korap.xsl
@@ -140,9 +140,9 @@
 
   <xsl:template match="tei:titleStmt" mode="text">
     <titleStmt>
-      <korpusSigle>
+      <textSigle>
         <xsl:value-of select="$corpusID || '/' || $textID"/>
-      </korpusSigle>
+      </textSigle>
       <xsl:apply-templates mode="text"/>
     </titleStmt>
   </xsl:template>
diff --git a/test/output/NKJP/NKJP/KOT/header.xml b/test/output/NKJP/NKJP/KOT/header.xml
index e80c8ed..cbd0190 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>
-         <korpusSigle>NKJP/KOT</korpusSigle>
+         <textSigle>NKJP/KOT</textSigle>
          <t.title>TEI P5 encoded version of sample(s) of "Kot"</t.title>
       </titleStmt>
    </fileDesc>