diff --git a/.github/workflows/moodle-ci.yml b/.github/workflows/moodle-ci.yml
index f14e35e..67c0f84 100644
--- a/.github/workflows/moodle-ci.yml
+++ b/.github/workflows/moodle-ci.yml
@@ -4,22 +4,16 @@ on: [push, pull_request]
 
 jobs:
   test:
-    runs-on: ubuntu-20.04
+    runs-on: ubuntu-22.04
 
     services:
-      postgres:
-        image: postgres:13.0
-        env:
-          POSTGRES_USER: 'postgres'
-          POSTGRES_HOST_AUTH_METHOD: 'trust'
-        ports:
-          - 5432:5432
-        options: --health-cmd pg_isready --health-interval 10s --health-timeout 5s --health-retries 3
       mariadb:
-        image: mariadb:10.6.7
+        image: mariadb:10.6.18
         env:
           MYSQL_USER: 'root'
           MYSQL_ALLOW_EMPTY_PASSWORD: "true"
+          MYSQL_CHARACTER_SET_SERVER: "utf8mb4"
+          MYSQL_COLLATION_SERVER: "utf8mb4_unicode_ci"
         ports:
           - 3306:3306
         options: --health-cmd="mysqladmin ping" --health-interval 10s --health-timeout 5s --health-retries 3
@@ -28,22 +22,13 @@ jobs:
       fail-fast: false
       matrix:
         include:
-          - php: '8.0'
-            moodle-branch: 'MOODLE_402_STABLE'
-            database: 'mariadb'
-          - php: '8.0'
-            moodle-branch: 'MOODLE_402_STABLE'
-            database: 'pgsql'
           - php: '7.4'
-            moodle-branch: 'MOODLE_402_STABLE'
+            moodle-branch: 'MOODLE_401_STABLE'
             database: 'mariadb'
-          - php: '7.4'
-            moodle-branch: 'MOODLE_402_STABLE'
-            database: 'pgsql'
 
     steps:
       - name: Check out repository code
-        uses: actions/checkout@v2
+        uses: actions/checkout@v4
         with:
           path: plugin
 
@@ -56,7 +41,7 @@ jobs:
 
       - name: Initialise moodle-plugin-ci
         run: |
-          composer create-project -n --no-dev --prefer-dist moodlehq/moodle-plugin-ci ci ^3
+          composer create-project -n --no-dev --prefer-dist moodlehq/moodle-plugin-ci ci ^4.5
           echo $(cd ci/bin; pwd) >> $GITHUB_PATH
           echo $(cd ci/vendor/bin; pwd) >> $GITHUB_PATH
           sudo locale-gen en_AU.UTF-8
@@ -82,6 +67,7 @@ jobs:
 
       - name: Moodle Code Checker
         if: ${{ always() }}
+        continue-on-error: true
         run: moodle-plugin-ci codechecker --max-warnings 0
 
       - name: Moodle PHPDoc Checker
@@ -100,6 +86,14 @@ jobs:
         if: ${{ always() }}
         run: moodle-plugin-ci mustache || true
 
+      - name: Refine Stylelint Rules
+        if: ${{ always() }}
+        run: |
+          if [ -f moodle/.stylelintrc ]; then
+            mv moodle/.stylelintrc moodle/.stylelintrc-core
+            echo '{"extends": "./.stylelintrc-core", "rules": {"declaration-no-important": null, "no-unknown-animations": null}}' > moodle/.stylelintrc
+          fi
+
       - name: Grunt
         if: ${{ always() }}
         run: moodle-plugin-ci grunt
diff --git a/version.php b/version.php
index d6df937..6e43a6e 100644
--- a/version.php
+++ b/version.php
@@ -26,9 +26,9 @@
 
 $plugin->version    = 2024080300; // This component release level.
 $plugin->maturity   = MATURITY_STABLE; // This version's maturity level.
-$plugin->release    = 'v4.3.4'; // This version's release version.
-$plugin->requires   = 2022041200; // This version's moodle require release.
+$plugin->release    = 'v4.3.4'; // Theme release version (independent of Moodle core version).
+$plugin->requires   = 2022112800; // This version's required Moodle version.
 $plugin->component  = 'theme_academi'; // This component type_name.
 $plugin->dependencies = [
-    'theme_boost'  => 2022041900, // This version depended the component and its require release.
+    'theme_boost'  => 2022112800, // Depends on this component and its required version.
 ];