diff --git a/karabuk-university-graduate-school-of-natural-and-applied-sciences.csl b/karabuk-university-graduate-school-of-natural-and-applied-sciences.csl
index 6ba14afc345..3c9a91273a0 100644
--- a/karabuk-university-graduate-school-of-natural-and-applied-sciences.csl
+++ b/karabuk-university-graduate-school-of-natural-and-applied-sciences.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" default-locale="en-US">
   <!-- This style was edited with the Visual CSL Editor (https://editor.citationstyles.org/visualEditor/) -->
   <info>
     <title>Karabuk University - Graduate School of Natural and Applied Sciences</title>