diff --git a/copyparty/web/opds_osd.xml b/copyparty/web/opds_osd.xml
index f2a20425..e46d356f 100644
--- a/copyparty/web/opds_osd.xml
+++ b/copyparty/web/opds_osd.xml
@@ -1,6 +1,6 @@
 <?xml version="1.0" encoding="UTF-8"?>
 <OpenSearchDescription xmlns="http://a9.com/-/spec/opensearch/1.1/">
-  <ShortName>CP {{ longname | truncate(13) }}</ShortName>
+  <ShortName>C {{ longname | truncate(14) }}</ShortName>
   <Description>Copyparty {{ longname }}</Description>
   <Url type="application/atom+xml;profile=opds-catalog" template="{{ search_url }}?opds&amp;q={searchTerms}"/>
 </OpenSearchDescription>