diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index f1784dc78..24138807a 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -22,7 +22,7 @@ jobs:
       # rest matrix jobs be be executed anyway.
       fail-fast: true
       matrix:
-        php: [ '8.3' ]
+        php: [ '8.4' ]
         minMax: [ 'composerInstallMax' ]
     steps:
       - name: "Checkout"
@@ -61,7 +61,7 @@ jobs:
       # rest matrix jobs be be executed anyway.
       fail-fast: true
       matrix:
-        php: [ '8.2', '8.3' ]
+        php: [ '8.2', '8.4' ]
         minMax: [ 'composerInstallMax' ]
     steps:
       - name: "Checkout"
diff --git a/Build/Scripts/runTests.sh b/Build/Scripts/runTests.sh
index 49d0f63bd..e2e6aecbc 100755
--- a/Build/Scripts/runTests.sh
+++ b/Build/Scripts/runTests.sh
@@ -5,9 +5,9 @@
 
 # config
 SUPPORTED_PHP_VERSIONS="8.1|8.2|8.3|8.4"
-DEFAULT_PHP_VERSION="8.3"
+DEFAULT_PHP_VERSION="8.4"
 PHP_VERSION="${DEFAULT_PHP_VERSION}"
-DEFAULT_PHP_PLATFORM_VERSION="8.3.0"
+DEFAULT_PHP_PLATFORM_VERSION="8.4.0"
 
 
 # Function to write a .env file in Build/testing-docker/local
diff --git a/Build/testing-docker/docker-compose.yml b/Build/testing-docker/docker-compose.yml
index e8efb4195..dfab3b69c 100644
--- a/Build/testing-docker/docker-compose.yml
+++ b/Build/testing-docker/docker-compose.yml
@@ -70,10 +70,7 @@ services:
         if [ ${PHP_VERSION} == "8.0" ]; then
           composer req --dev typo3/cms-core:"dev-main" \
             typo3/cms-backend:"dev-main" \
-            typo3/cms-frontend:"dev-main" \
-            typo3/cms-extbase:"dev-main" \
-            typo3/cms-fluid:"dev-main" \
-            typo3/cms-recordlist:"dev-main"
+            typo3/cms-fluid:"dev-main"
         fi
         composer config --unset platform.php;
         composer update --no-progress --no-interaction;
@@ -96,10 +93,7 @@ services:
         if [ ${PHP_VERSION} == "8.0" ]; then
           composer req --dev typo3/cms-core:"dev-main" \
             typo3/cms-backend:"dev-main" \
-            typo3/cms-frontend:"dev-main" \
-            typo3/cms-extbase:"dev-main" \
-            typo3/cms-fluid:"dev-main" \
-            typo3/cms-recordlist:"dev-main"
+            typo3/cms-fluid:"dev-main"
         fi
         composer config platform.php ${PHP_VERSION}.0;
         composer update --prefer-lowest --no-progress --no-interaction;
diff --git a/composer.json b/composer.json
index 93e42c2d3..2de393e0b 100644
--- a/composer.json
+++ b/composer.json
@@ -34,7 +34,7 @@
 		}
 	},
 	"require": {
-		"php": "~8.1.0 || ~8.2.0 || ~8.3.0",
+		"php": "^8.1",
 		"typo3/cms-backend": "^12.4.1 || ^13.4",
 		"typo3/cms-core": "^12.4.1 || ^13.4",
 		"typo3/cms-fluid": "^12.4.1 || ^13.4"
@@ -43,9 +43,8 @@
 		"friendsofphp/php-cs-fixer": "^3.2",
 		"friendsoftypo3/phpstan-typo3": "^0.9.0",
 		"phpstan/phpstan": "^1.8.2",
-		"phpunit/phpunit": "^9.5.20",
 		"ssch/typo3-rector": "^1.2",
-		"typo3/testing-framework": "^7.0.2"
+		"typo3/testing-framework": "^8"
 	},
 	"suggest": {
 		"sypets/page-callouts": "^3.0.0"