diff --git a/CHANGES.md b/CHANGES.md
index a7b5e69..0751312 100644
--- a/CHANGES.md
+++ b/CHANGES.md
@@ -4,6 +4,10 @@ moodle-tool_coursedates
 Changes
 -------
 
+### Unreleased
+
+* 2024-10-28 - Improvement: Use get_string() instead of lang_string class in index.php
+
 ### v4.3-r2
 
 * 2024-08-11 - Add section for scheduled tasks to README
diff --git a/index.php b/index.php
index 87d2579..1125a07 100644
--- a/index.php
+++ b/index.php
@@ -45,7 +45,7 @@
 $PAGE->set_context($context);
 $PAGE->set_pagelayout('admin');
 $PAGE->set_url($url);
-$PAGE->set_title(new lang_string('coursecatmanagement') . ': '. get_string('setfields', 'tool_coursefields'));
+$PAGE->set_title(get_string('coursecatmanagement') . ': '. get_string('setfields', 'tool_coursefields'));
 $PAGE->set_heading($SITE->fullname);
 
 // Create form.