diff --git a/.github/workflows/moodle-ci.yml b/.github/workflows/moodle-ci.yml
index e26806a..631cc43 100644
--- a/.github/workflows/moodle-ci.yml
+++ b/.github/workflows/moodle-ci.yml
@@ -33,7 +33,7 @@ jobs:
           # - php: '8.2'
           #   moodle-branch: 'MOODLE_402_STABLE'
           #   database: 'mariadb'
-          - php: '8.2'
+          - php: '8.3'
             moodle-branch: 'main'
             database: 'pgsql'
     steps:
diff --git a/changelog.md b/changelog.md
index 140c85e..d810e44 100755
--- a/changelog.md
+++ b/changelog.md
@@ -1,3 +1,9 @@
+### Version 2.141 of the Moodle Gapfill question type October 2024
+PHP 8.3 compatibility fix. It was throwing an undeclared variables error
+Thanks to to Alistair Spark for reporting the issue here
+https://github.com/marcusgreen/moodle-qtype_gapfill/issues/113
+Confirmation of compatibility with Moodle 4.5
+
 ### Version 2.139 of the Moodle Gapfill question type April 2024
 Fixes for PHP 8.2 deprecation messages. Updates to ci to confirm compatibility 
 with Moodle 4.4.
diff --git a/version.php b/version.php
index 8c3f0cd..af901d6 100755
--- a/version.php
+++ b/version.php
@@ -1,31 +1,32 @@
-<?PHP
-// This file is part of Moodle - http://moodle.org/
-//
-// Moodle is free software: you can redistribute it and/or modify
-// it under the terms of the GNU General Public License as published by
-// the Free Software Foundation, either version 3 of the License, or
-// (at your option) any later version.
-//
-// Moodle is distributed in the hope that it will be useful,
-// but WITHOUT ANY WARRANTY; without even the implied warranty of
-// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
-// GNU General Public License for more details.
-//
-// You should have received a copy of the GNU General Public License
-// along with Moodle.  If not, see <http://www.gnu.org/licenses/>.
+    <?PHP
+    // This file is part of Moodle - http://moodle.org/
+    //
+    // Moodle is free software: you can redistribute it and/or modify
+    // it under the terms of the GNU General Public License as published by
+    // the Free Software Foundation, either version 3 of the License, or
+    // (at your option) any later version.
+    //
+    // Moodle is distributed in the hope that it will be useful,
+    // but WITHOUT ANY WARRANTY; without even the implied warranty of
+    // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+    // GNU General Public License for more details.
+    //
+    // You should have received a copy of the GNU General Public License
+    // along with Moodle.  If not, see <http://www.gnu.org/licenses/>.
 
-/**
- * Version information. When a new version is released the version is incremented
- *
- * @package    qtype_gapfill
- * @copyright  2024 Marcus Green
- * @license    http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
- */
+    /**
+     * Version information. When a new version is released the version is incremented
+     *
+     * @package    qtype_gapfill
+     * @copyright  2024 Marcus Green
+     * @license    http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
+     */
 
-defined('MOODLE_INTERNAL') || die();
+    defined('MOODLE_INTERNAL') || die();
 
-$plugin->component = 'qtype_gapfill';
-$plugin->version  = 2024042300;
-$plugin->requires = 2022040100;  // Moodle 4.0.
-$plugin->release = '2.140';
-$plugin->maturity  = MATURITY_STABLE;
+    $plugin->component = 'qtype_gapfill';
+    $plugin->version  = 2024101200;
+    $plugin->requires = 2022040100;  // Moodle 4.0.
+    $plugin->release = '2.141';
+    $plugin->supported = [401, 405];
+    $plugin->maturity  = MATURITY_STABLE;