diff --git a/data/tlg1431/tlg003/__cts__.xml b/data/tlg1431/tlg003/__cts__.xml
index 101ae12f7..661baaffe 100644
--- a/data/tlg1431/tlg003/__cts__.xml
+++ b/data/tlg1431/tlg003/__cts__.xml
@@ -2,6 +2,6 @@
 	<ti:title xml:lang="lat">In Arati et Eudoxi phaenomena commentariorum libri iii</ti:title>
 	<ti:edition urn="urn:cts:greekLit:tlg1431.tlg003.1st1K-grc1" workUrn="urn:cts:greekLit:tlg1431.tlg003" xml:lang="grc">
 		<ti:label xml:lang="lat">In Arati et Eudoxi phaenomena commentariorum libri iii</ti:label>
-		<ti:description xml:lang="mul">Hipparchus, In Arati et Eudoxi phaenomena commentariorum libri iii, Manitius, Teubner, 1894</ti:description>
+		<ti:description xml:lang="mul">Hipparchus. Hipparchi in Arati et Eudoxi phaenomena commentariorum libri iii. Manitius, Karl, editor. Leipzig: Teubner, 1894.</ti:description>
 	</ti:edition>
 </ti:work>
diff --git a/data/tlg2050/tlg001/__cts__.xml b/data/tlg2050/tlg001/__cts__.xml
index 2e88c008a..4a42df566 100644
--- a/data/tlg2050/tlg001/__cts__.xml
+++ b/data/tlg2050/tlg001/__cts__.xml
@@ -1,6 +1,6 @@
 <ti:work xmlns:ti="http://chs.harvard.edu/xmlns/cts" groupUrn="urn:cts:greekLit:tlg2050" xml:lang="grc" urn="urn:cts:greekLit:tlg2050.tlg001">
   <ti:title xml:lang="lat">Vitae Sophistarum</ti:title>
-  <ti:edition urn="urn:cts:greekLit:tlg2050.tlg001.opp-grc1" workUrn="urn:cts:greekLit:tlg2050.tlg001" xml:lang="grc">
+  <ti:edition urn="urn:cts:greekLit:tlg2050.tlg001.1st1K-grc1" workUrn="urn:cts:greekLit:tlg2050.tlg001" xml:lang="grc">
     <ti:label xml:lang="lat">Vitae Sophistarum, Book XVI, Section I</ti:label>
     <ti:description xml:lang="mul">Eunapius. Libanii Opera, Volume 1.1: Orationes I-V. Foerster, Richard, editor.
       Leipzig: Teubner, 1903.</ti:description>
diff --git a/data/tlg2050/tlg001/tlg2050.tlg001.opp-grc1.xml b/data/tlg2050/tlg001/tlg2050.tlg001.1st1K-grc1.xml
similarity index 99%
rename from data/tlg2050/tlg001/tlg2050.tlg001.opp-grc1.xml
rename to data/tlg2050/tlg001/tlg2050.tlg001.1st1K-grc1.xml
index 4892ab1bd..0475613fa 100644
--- a/data/tlg2050/tlg001/tlg2050.tlg001.opp-grc1.xml
+++ b/data/tlg2050/tlg001/tlg2050.tlg001.1st1K-grc1.xml
@@ -49,7 +49,7 @@
       </titleStmt>
       <publicationStmt>
                 <authority>University of Leipzig</authority>
-                <idno type="filename">tlg2050.tlg001.opp-grc1.xml</idno>
+                <idno type="filename">tlg2050.tlg001.1st1K-grc1.xml</idno>
                 <availability>
                     <licence target="https://creativecommons.org/licenses/by-sa/4.0/">Available under a Creative Commons Attribution-ShareAlike 4.0 International License</licence>
                 </availability>
@@ -100,7 +100,7 @@
 </teiHeader>
 
   <text>
-    <body><div type="edition" n="urn:cts:greekLit:tlg2050.tlg001.opp-grc1" xml:lang="grc">
+    <body><div type="edition" n="urn:cts:greekLit:tlg2050.tlg001.1st1K-grc1" xml:lang="grc">
 <div type="textpart" subtype="chapter" n="1">
 <pb n="4"/>
 <p>Λιβάνιον δὲ Ἀντιόχεια μὲν ἤνεγκεν ἡ τῆς Κοίλης κα-
