diff --git a/.github/workflows/reusable-phpunit-test.yml b/.github/workflows/reusable-phpunit-test.yml
index 84ade1d08862..c5ee92e7a70c 100644
--- a/.github/workflows/reusable-phpunit-test.yml
+++ b/.github/workflows/reusable-phpunit-test.yml
@@ -203,6 +203,7 @@ jobs:
           DB: ${{ inputs.db-platform }}
           TACHYCARDIA_MONITOR_GA: ${{ inputs.enable-profiling && 'enabled' || '' }}
           TERM: xterm-256color
+        continue-on-error: ${{ inputs.php-version == '8.4' }}
 
       - name: Upload coverage results as artifact
         if: ${{ inputs.enable-artifact-upload }}
diff --git a/.github/workflows/test-phpunit.yml b/.github/workflows/test-phpunit.yml
index ba566ce5c9d1..349a4b658ec2 100644
--- a/.github/workflows/test-phpunit.yml
+++ b/.github/workflows/test-phpunit.yml
@@ -60,7 +60,7 @@ jobs:
           - '8.2'
           - '8.3'
         include:
-          - php-version: '8.3'
+          - php-version: '8.4'
             composer-option: '--ignore-platform-req=php'
 
     uses: ./.github/workflows/reusable-phpunit-test.yml # @TODO Extract to codeigniter4/.github repo
@@ -100,7 +100,7 @@ jobs:
           - php-version: '8.1'
             db-platform: MySQLi
             mysql-version: '5.7'
-          - php-version: '8.3'
+          - php-version: '8.4'
             composer-option: '--ignore-platform-req=php'
 
     uses: ./.github/workflows/reusable-phpunit-test.yml # @TODO Extract to codeigniter4/.github repo
@@ -130,7 +130,7 @@ jobs:
           - '8.2'
           - '8.3'
         include:
-          - php-version: '8.3'
+          - php-version: '8.4'
             composer-option: '--ignore-platform-req=php'
 
     uses: ./.github/workflows/reusable-phpunit-test.yml # @TODO Extract to codeigniter4/.github repo
@@ -158,7 +158,7 @@ jobs:
           - '8.2'
           - '8.3'
         include:
-          - php-version: '8.3'
+          - php-version: '8.4'
             composer-option: '--ignore-platform-req=php'
 
     uses: ./.github/workflows/reusable-phpunit-test.yml # @TODO Extract to codeigniter4/.github repo
diff --git a/composer.json b/composer.json
index 303f15bd1ce8..c778e029f5dc 100644
--- a/composer.json
+++ b/composer.json
@@ -88,7 +88,7 @@
             "CodeIgniter\\ComposerScripts::postUpdate"
         ],
         "post-autoload-dump": [
-            "@composer update --working-dir=utils"
+            "@composer update --working-dir=utils --ignore-platform-req=php"
         ],
         "analyze": [
             "Composer\\Config::disableProcessTimeout",