diff --git a/.github/workflows/php.yml b/.github/workflows/php.yml
index 5547414..df3800d 100644
--- a/.github/workflows/php.yml
+++ b/.github/workflows/php.yml
@@ -13,7 +13,7 @@ jobs:
     strategy:
       fail-fast: false
       matrix:
-        php-version: ['7.4', '8.0', '8.1']
+        php-version: ['8.0', '8.1', '8.2', '8.3', '8.4']
     steps:
     - uses: actions/checkout@v3
     - name: Use PHP ${{ matrix.php-version }}
@@ -28,8 +28,3 @@ jobs:
       run: composer install --no-progress
     - name: Run test suite
       run: composer run-script test-ci
-    - name: Send code coverage to Scrutinizer
-      if: ${{ matrix.php-version == '7.4' }}
-      run: |
-        wget -q https://scrutinizer-ci.com/ocular.phar
-        php ocular.phar code-coverage:upload --format=php-clover coverage.clover
diff --git a/Tests/IntegrationTest.php b/Tests/IntegrationTest.php
index 8b0c3da..68cd3ac 100644
--- a/Tests/IntegrationTest.php
+++ b/Tests/IntegrationTest.php
@@ -16,15 +16,15 @@
 
 class IntegrationTest extends ProviderIntegrationTest
 {
-    protected $testAddress = true;
+    protected bool $testAddress = true;
 
-    protected $testReverse = true;
+    protected bool $testReverse = true;
 
-    protected $testIpv4 = false;
+    protected bool $testIpv4 = false;
 
-    protected $testIpv6 = false;
+    protected bool $testIpv6 = false;
 
-    protected $skippedTests = [
+    protected array $skippedTests = [
         'testGeocodeQuery'              => 'BAN Server supports France only.',
         'testReverseQuery'              => 'BAN Server supports France only.',
         'testReverseQueryWithNoResults' => 'Addok returns "debug" information for reverse geocoding on coordinates 0, 0. See https://github.com/addok/addok/issues/505',
@@ -35,12 +35,13 @@ protected function createProvider(ClientInterface $httpClient)
         return Addok::withBANServer($httpClient);
     }
 
-    protected function getCacheDir()
+    protected function getCacheDir(): string
     {
         return __DIR__.'/.cached_responses';
     }
 
-    protected function getApiKey()
+    protected function getApiKey(): string
     {
+        return '';
     }
 }
diff --git a/composer.json b/composer.json
index acf7706..77d8926 100644
--- a/composer.json
+++ b/composer.json
@@ -11,9 +11,9 @@
         }
     ],
     "require": {
-        "php": "^7.4 || ^8.0",
-        "geocoder-php/common-http": "^4.0",
-        "willdurand/geocoder": "^4.0"
+        "php": "^8.0",
+        "geocoder-php/common-http": "^4.1",
+        "willdurand/geocoder": "^4.0|^5.0"
     },
     "provide": {
         "geocoder-php/provider-implementation": "1.0"
@@ -37,5 +37,10 @@
     "scripts": {
         "test": "phpunit",
         "test-ci": "phpunit --coverage-text --coverage-clover=coverage.clover"
+    },
+    "config": {
+        "allow-plugins": {
+            "php-http/discovery": false
+        }
     }
 }