diff --git a/teiTextHeaderSkeleton.tei.xml b/teiTextHeaderSkeleton.tei.xml
index 73f543a..367652f 100644
--- a/teiTextHeaderSkeleton.tei.xml
+++ b/teiTextHeaderSkeleton.tei.xml
@@ -1,4 +1,5 @@
 <?xml version="1.0" encoding="UTF-8"?>
+<!DOCTYPE teiHeader SYSTEM "tei_all.dtd">
 <teiHeader>
 
   <!-- TEI TEXTHEADER SKELETON FOR KLK-FI. HL 2024-08-30  -->
@@ -44,8 +45,8 @@
                         <publisher>[$TODO]</publisher>
                     </imprint>
                     <biblScope unit="ISSUETITLE">[$ISSUETITLE]</biblScope>
-                    <biblScope unit="ISSUENO"/>[$ISSUENO]</biblScope>
-                    <biblScope unit="ISSUEDATE"/>[$ISSUEDATE]</biblScope>
+                    <biblScope unit="ISSUENO">[$ISSUENO]</biblScope>
+                    <biblScope unit="ISSUEDATE">[$ISSUEDATE]</biblScope>
                     <biblScope unit="pp">[$PAGENO]</biblScope>
                 </monogr>
             </biblStruct>