Drop en-GB default locale
diff --git a/styles/ICLC-10.csl b/styles/ICLC-10.csl
index c492ca6..a75c601 100644
--- a/styles/ICLC-10.csl
+++ b/styles/ICLC-10.csl
@@ -1,5 +1,5 @@
 <?xml version="1.0" encoding="utf-8"?>
-<style xmlns="http://purl.org/net/xbiblio/csl" class="in-text" version="1.0" demote-non-dropping-particle="sort-only" default-locale="en-GB">
+<style xmlns="http://purl.org/net/xbiblio/csl" class="in-text" version="1.0" demote-non-dropping-particle="sort-only">
   <info>
     <title>ICLC-10 2023 (Mannheim)</title>
     <id>http://www.zotero.org/styles/ICLC-10</id>