diff --git a/.github/workflows/moodle-plugin-ci.yml b/.github/workflows/moodle-plugin-ci.yml
index 20b500f5..ad3d4f2e 100644
--- a/.github/workflows/moodle-plugin-ci.yml
+++ b/.github/workflows/moodle-plugin-ci.yml
@@ -16,7 +16,7 @@ jobs:
           - 5432:5432
         options: --health-cmd pg_isready --health-interval 10s --health-timeout 5s --health-retries 3
       mariadb:
-        image: mariadb:10.5
+        image: mariadb:10
         env:
           MYSQL_USER: 'root'
           MYSQL_ALLOW_EMPTY_PASSWORD: "true"
@@ -36,7 +36,8 @@ jobs:
         # - each moodle version at least once
         # - each database at least once
         include:
-          - {php: '7.3', moodle-branch: MOODLE_400_STABLE, database: mariadb}
+          - {php: '7.3', moodle-branch: MOODLE_400_STABLE, database: pgsql}
+          - {php: '7.4', moodle-branch: MOODLE_401_STABLE, database: mariadb}
           - {php: '8.0', moodle-branch: master, database: pgsql}
 
     steps:
diff --git a/README.md b/README.md
index 76c196a4..619de338 100644
--- a/README.md
+++ b/README.md
@@ -2,8 +2,8 @@
 
 [![Latest Release](https://img.shields.io/github/v/release/studentquiz/moodle-mod_studentquiz?sort=semver&color=orange)](https://github.com/studentquiz/moodle-mod_studentquiz/releases)
 [![Build Status](https://github.com/studentquiz/moodle-mod_studentquiz/workflows/Moodle%20Plugin%20CI/badge.svg?branch=master)](https://github.com/studentquiz/moodle-mod_studentquiz/actions?query=workflow%3A%22Moodle+Plugin+CI%22+branch%3Amaster)
-[![PHP Support](https://img.shields.io/badge/php-7.3_--_8.0-blue)](https://github.com/studentquiz/moodle-mod_studentquiz/actions)
-[![Moodle Support](https://img.shields.io/badge/Moodle-%3E%3D%203.9-blue)](https://github.com/studentquiz/moodle-mod_studentquiz/actions)
+[![PHP Support](https://img.shields.io/badge/php-7.3--8.0-blue)](https://github.com/studentquiz/moodle-mod_studentquiz/actions)
+[![Moodle Support](https://img.shields.io/badge/Moodle-4.0--4.1+-orange)](https://github.com/studentquiz/moodle-mod_studentquiz/actions)
 [![License GPL-3.0](https://img.shields.io/github/license/studentquiz/moodle-mod_studentquiz?color=lightgrey)](https://github.com/studentquiz/moodle-mod_studentquiz/blob/master/LICENSE)
 [![GitHub contributors](https://img.shields.io/github/contributors/studentquiz/moodle-mod_studentquiz)](https://github.com/studentquiz/moodle-mod_studentquiz/graphs/contributors)
 
@@ -40,7 +40,7 @@ For changes and instructions please read the [Release Notes](https://github.com/
 
 ## Documentation
 
-You can find manuals for each role in the [manuals website](https://docs.moodle.org/38/en/StudentQuiz_module).
+You can find manuals for each role in the [manuals website](https://docs.moodle.org/40/en/StudentQuiz_module).
 
 ## Compatibility
 
diff --git a/version.php b/version.php
index 4a90f3d8..b19f1bd9 100644
--- a/version.php
+++ b/version.php
@@ -15,20 +15,17 @@
 // along with Moodle.  If not, see <http://www.gnu.org/licenses/>.
 
 /**
- * Defines the version and other meta-info about the plugin
+ * StudentQuiz activity version information.
  *
- * Setting the $plugin->version to 0 prevents the plugin from being installed.
- * See https://docs.moodle.org/dev/version.php for more info.
- *
- * @package    mod_studentquiz
- * @copyright  2017 HSR (http://www.hsr.ch) <your@email.address>
- * @license    http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
+ * @package   mod_studentquiz
+ * @copyright 2017 HSR (http://www.hsr.ch) <your@email.address>
+ * @license   http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
  */
 
 defined('MOODLE_INTERNAL') || die();
 
-$plugin->component    = 'mod_studentquiz';
-$plugin->version      = 2022080343;
-$plugin->release      = 'v5.0.0';
-$plugin->requires     = 2022020200; // Version MOODLE_4.0.
-$plugin->cron         = 0;
+$plugin->version   = 2022122200;
+$plugin->requires  = 2022020200; // Version MOODLE_4.0.
+$plugin->component = 'mod_studentquiz';
+$plugin->maturity  = MATURITY_STABLE;
+$plugin->release   = 'v5.1.0';