diff --git a/lib.php b/lib.php
index 742d766..27cb276 100755
--- a/lib.php
+++ b/lib.php
@@ -53,7 +53,7 @@ function quizaccess_sebprogram_override_webservice_execution($function, $params)
             $configkey = $params[2];
             $browserexamkey = $params[3];
 
-        \external_api::validate_context(\context_module::instance($cmid));
+        \core_external\external_api::validate_context(\context_module::instance($cmid));
 
         // At least one SEB key must be provided.
         if (empty($configkey) && empty($browserexamkey)) {
diff --git a/rule.php b/rule.php
index 1239e10..7acc0dd 100755
--- a/rule.php
+++ b/rule.php
@@ -31,27 +31,27 @@
  * @license    http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
  */
 
-use mod_quiz\local\access_rule_base;
-use quizaccess_sebprogram\program;
-use quizaccess_sebprogram\program_quiz;
-use quizaccess_seb\access_manager;
-use quizaccess_seb\settings_provider;
-
-defined('MOODLE_INTERNAL') || die();
-// After Moodle 4.2 seb_access_manager is loaded by classloader and access_manager was renamed to seb_access_manager.
-if ($CFG->version < 2021110800) {
-    require_once($CFG->dirroot . '/mod/quiz/accessrule/seb/classes/access_manager.php');
-    // Adding a class alias for backwards compatibility with the previous class name.
-    class_alias(access_manager::class, 'seb_access_manager');
-}
-
+ use mod_quiz\local\access_rule_base;
+ use mod_quiz\quiz_settings;
+ use quizaccess_sebprogram\program;
+ use quizaccess_sebprogram\program_quiz;
+ use quizaccess_seb\seb_access_manager;
+ use quizaccess_seb\settings_provider;
+ 
+ defined('MOODLE_INTERNAL') || die();
+ // After Moodle 4.2 seb_access_manager is loaded by classloader and access_manager was renamed to seb_access_manager.
+ if ($CFG->version < 2023042400) {
+     require_once($CFG->dirroot . '/mod/quiz/accessrule/seb/classes/access_manager.php');
+     // Adding a class alias for backwards compatibility with the previous class name.
+     class_alias(quizaccess_seb\access_manager::class, 'seb_access_manager');
+ }
 /**
  * A rule requiring the student to promise not to cheat.
  *
  * @copyright  2011 The Open University
  * @license    http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
  */
-class quizaccess_sebprogram extends quiz_access_rule_base {
+class quizaccess_sebprogram extends \mod_quiz\local\access_rule_base {
 
     /**
      * Return an appropriately configured instance of this rule, if it is applicable
@@ -60,10 +60,10 @@ class quizaccess_sebprogram extends quiz_access_rule_base {
      * @param int $timenow the time that should be considered as 'now'.
      * @param bool $canignoretimelimits whether the current user is exempt from
      *      time limits by the mod/quiz:ignoretimelimits capability.
-     * @return quiz_access_rule_base|null the rule, if applicable, else null.
+     * @return \mod_quiz\local\access_rule_base|null the rule, if applicable, else null.
      */
-    public static function make(quiz $quizobj, $timenow, $canignoretimelimits) {
-        $accessmanager = new access_manager($quizobj);
+    public static function make(\mod_quiz\quiz_settings $quizobj, $timenow, $canignoretimelimits) {
+        $accessmanager = new seb_access_manager($quizobj);
         // If Safe Exam Browser is not required, this access rule is not applicable.
         if (!$accessmanager->seb_required()) {
             return null;
diff --git a/version.php b/version.php
index 291866a..319fd94 100755
--- a/version.php
+++ b/version.php
@@ -34,8 +34,8 @@
 defined('MOODLE_INTERNAL') || die();
 
 $plugin->release = '0.9.0';
-$plugin->version = 2024032001;
-$plugin->requires = 2022080100;
+$plugin->version = 2026031700;
+$plugin->requires = 2023042400;
 $plugin->component = 'quizaccess_sebprogram';
 $plugin->maturity = MATURITY_STABLE;
 $plugin->dependencies = array(