diff --git a/.github/workflows/workflows.yml b/.github/workflows/workflows.yml
index 049dfea..b1fe286 100644
--- a/.github/workflows/workflows.yml
+++ b/.github/workflows/workflows.yml
@@ -5,7 +5,7 @@ jobs:
     runs-on: ubuntu-latest
     strategy:
       matrix:
-        php-versions: ['8.2', '8.3']
+        php-versions: ['8.2', '8.3', '8.4']
     steps:
       - uses: actions/checkout@v4
       - uses: "shivammathur/setup-php@v2"
@@ -23,7 +23,7 @@ jobs:
     runs-on: ubuntu-latest
     strategy:
       matrix:
-        php-versions: ['8.2', '8.3']
+        php-versions: ['8.2', '8.3', '8.4']
     steps:
       - uses: actions/checkout@v4
       - uses: "shivammathur/setup-php@v2"
@@ -41,7 +41,7 @@ jobs:
     runs-on: ubuntu-latest
     strategy:
       matrix:
-        php-versions: ['8.2', '8.3']
+        php-versions: ['8.2', '8.3', '8.4']
         dependency-versions: ['highest', 'lowest']
     steps:
       - uses: actions/checkout@v4
diff --git a/composer.json b/composer.json
index 1f3f9e8..56761fc 100644
--- a/composer.json
+++ b/composer.json
@@ -6,16 +6,16 @@
     "require": {
         "php": "^8.2",
         "dealerdirect/phpcodesniffer-composer-installer": "^1.0.0",
-        "drupal/coder": "^8.3.24",
+        "drupal/coder": "^8.3.26",
         "slevomat/coding-standard": "^8.15.0",
-        "squizlabs/php_codesniffer": "^3.10.1"
+        "squizlabs/php_codesniffer": "^3.11.1"
     },
     "require-dev": {
-        "phpstan/extension-installer": "^1.3.1",
-        "phpstan/phpstan": "^1.11.3",
-        "phpstan/phpstan-deprecation-rules": "^1.2.0",
-        "phpstan/phpstan-strict-rules": "^1.6.0",
-        "phpunit/phpunit": "^11"
+        "phpstan/extension-installer": "^1.4.3",
+        "phpstan/phpstan": "^1.12.12",
+        "phpstan/phpstan-deprecation-rules": "^1.2.1",
+        "phpstan/phpstan-strict-rules": "^1.6.1",
+        "phpunit/phpunit": "^11.5"
     },
     "license": "MIT",
     "autoload": {