diff --git a/.github/workflows/qa.yaml b/.github/workflows/qa.yaml
index 0b4b81f..0455409 100644
--- a/.github/workflows/qa.yaml
+++ b/.github/workflows/qa.yaml
@@ -17,7 +17,7 @@ jobs:
       - name: Install PHP with extensions
         uses: shivammathur/setup-php@v2
         with:
-          php-version: 7.4
+          php-version: 8.1
           coverage: none
           tools: composer:v2, cs2pr, php-cs-fixer
 
diff --git a/.github/workflows/test.yaml b/.github/workflows/test.yaml
index 41e7c27..7b23fd6 100644
--- a/.github/workflows/test.yaml
+++ b/.github/workflows/test.yaml
@@ -13,37 +13,37 @@ jobs:
       fail-fast: false
       matrix:
         include:
-          - php: '7.1'
+          - php: '7.2'
             symfony: '2.8.*'
-            phpstan: .phpstan/default.neon
-          - php: '7.1'
+            phpstan: .phpstan/symfony_4.neon
+          - php: '7.2'
             symfony: '3.0.*'
-            phpstan: .phpstan/default.neon
-          - php: '7.1'
+            phpstan: .phpstan/symfony_4.neon
+          - php: '7.2'
             symfony: '3.1.*'
-            phpstan: .phpstan/default.neon
-          - php: '7.1'
+            phpstan: .phpstan/symfony_4.neon
+          - php: '7.2'
             symfony: '3.2.*'
-            phpstan: .phpstan/default.neon
-          - php: '7.1'
+            phpstan: .phpstan/symfony_4.neon
+          - php: '7.2'
             symfony: '3.3.*'
-            phpstan: .phpstan/default.neon
-          - php: '7.1'
+            phpstan: .phpstan/symfony_4.neon
+          - php: '7.2'
             symfony: '3.4.*'
-            phpstan: .phpstan/default.neon
-          - php: '7.1'
+            phpstan: .phpstan/symfony_4.neon
+          - php: '7.2'
             symfony: '4.0.*'
-            phpstan: .phpstan/default.neon
-          - php: '7.1'
+            phpstan: .phpstan/symfony_4.neon
+          - php: '7.2'
             symfony: '4.1.*'
-            phpstan: .phpstan/default.neon
-          - php: '7.1'
+            phpstan: .phpstan/symfony_4.neon
+          - php: '7.2'
             symfony: '4.2.*'
             phpstan: .phpstan/default.neon
-          - php: '7.1'
+          - php: '7.2'
             symfony: '4.3.*'
             phpstan: .phpstan/default.neon
-          - php: '7.1'
+          - php: '7.2'
             symfony: '4.4.*'
             phpstan: .phpstan/default.neon
           - php: '7.2'
@@ -58,8 +58,11 @@ jobs:
           - php: '8.0'
             symfony: '5.2.*'
             phpstan: .phpstan/symfony_5.neon
-          - php: '8.0'
-            symfony: '6.0.*'
+          - php: '8.1'
+            symfony: '6.4.*'
+            phpstan: .phpstan/symfony_6.neon
+          - php: '8.2'
+            symfony: '7.0.*'
             phpstan: .phpstan/symfony_6.neon
     steps:
       - name: Checkout
@@ -67,7 +70,7 @@ jobs:
 
       - name: Configure coverage driver
         id: coverage
-        run: echo ::set-output name=driver::$([ "${{ matrix.php }}" = "7.1" ] && echo "xdebug" || echo "pcov")
+        run: echo ::set-output name=driver::pcov
 
       - name: Install PHP with extensions
         uses: shivammathur/setup-php@v2
@@ -88,7 +91,7 @@ jobs:
         run: vendor/bin/phpunit --coverage-clover build/coverage-clover.xml
 
       - name: Send coverage results to Scrutinizer CI
-        if: matrix.php != '8.0'
+        if: matrix.php != '8.0' && matrix.php != '8.1' && matrix.php != '8.2'
         run: |
           wget https://scrutinizer-ci.com/ocular.phar
           php ocular.phar code-coverage:upload --format=php-clover build/coverage-clover.xml
@@ -98,15 +101,15 @@ jobs:
           COVERALLS_REPO_TOKEN: ${{ secrets.GITHUB_TOKEN }}
           COVERALLS_PARALLEL: true
           COVERALLS_FLAG_NAME: 'PHP ${{ matrix.php }} + ${{ matrix.symfony }}'
-        if: matrix.php != '8.0'
+        if: matrix.php != '8.0' && matrix.php != '8.1' && matrix.php != '8.2'
         run: |
           composer global require php-coveralls/php-coveralls
           php-coveralls -x build/coverage-clover.xml -o build/coveralls-upload.json -v
 
       - name: Install PHPStan
         run: |
-          composer global require phpstan/phpstan:"0.12.*"
-          composer global require phpstan/phpstan-phpunit:"0.12.*"
+          composer global require phpstan/phpstan:"1.10.*"
+          composer global require phpstan/phpstan-phpunit:"1.3.*"
 
       - name: Run PHPStan
         run: phpstan --memory-limit=1G analyse -c ${{ matrix.phpstan }}
diff --git a/.phpstan/symfony_4.neon b/.phpstan/symfony_4.neon
new file mode 100644
index 0000000..04134cd
--- /dev/null
+++ b/.phpstan/symfony_4.neon
@@ -0,0 +1,8 @@
+# config for Symfony 2.8-4.1
+
+includes:
+    - default.neon
+
+parameters:
+    ignoreErrors:
+        - '#Class Symfony\\Component\\Config\\Definition\\Builder\\TreeBuilder does not have a constructor and must be instantiated without any parameters.#'
\ No newline at end of file
diff --git a/composer.json b/composer.json
index 4e9d4a4..26875ad 100644
--- a/composer.json
+++ b/composer.json
@@ -17,19 +17,19 @@
     "require": {
         "ext-phar": "*",
         "ext-zlib": "*",
-        "php": ">=7.1.0",
+        "php": ">=7.2.0",
         "geoip2/geoip2": "~2.0",
-        "symfony/http-kernel": "~2.8|~3.0|~4.0|~5.0|~6.0",
-        "symfony/dependency-injection": "~2.8|~3.0|~4.0|~5.0|~6.0",
-        "symfony/expression-language": "~2.8|~3.0|~4.0|~5.0|~6.0",
-        "symfony/config": "~2.8|~3.0|~4.0|~5.0|~6.0",
-        "symfony/console": "~2.8|~3.0|~4.0|~5.0|~6.0",
-        "symfony/filesystem": "~2.8|~3.0|~4.0|~5.0|~6.0"
+        "symfony/http-kernel": "~2.8|~3.0|~4.0|~5.0|~6.0|~7.0",
+        "symfony/dependency-injection": "~2.8|~3.0|~4.0|~5.0|~6.0|~7.0",
+        "symfony/expression-language": "~2.8|~3.0|~4.0|~5.0|~6.0|~7.0",
+        "symfony/config": "~2.8|~3.0|~4.0|~5.0|~6.0|~7.0",
+        "symfony/console": "~2.8|~3.0|~4.0|~5.0|~6.0|~7.0",
+        "symfony/filesystem": "~2.8|~3.0|~4.0|~5.0|~6.0|~7.0"
     },
     "require-dev": {
         "phpunit/phpunit": "~7.0|~8.0|~9.0",
-        "phpstan/phpstan": "^0.12",
-        "phpstan/phpstan-phpunit": "^0.12"
+        "phpstan/phpstan": "^1.10",
+        "phpstan/phpstan-phpunit": "^1.3"
     },
     "suggest": {
         "splitbrain/php-archive": "Greatly reduces memory usage for the geoip2:update command"
diff --git a/src/Command/UpdateDatabaseCommand.php b/src/Command/UpdateDatabaseCommand.php
index e3ad51f..0471de8 100644
--- a/src/Command/UpdateDatabaseCommand.php
+++ b/src/Command/UpdateDatabaseCommand.php
@@ -26,13 +26,13 @@ class UpdateDatabaseCommand extends Command
     private $downloader;
 
     /**
-     * @var array[]
+     * @var array<string, ?array{url?: string|false, path?: string|false, locales?: string[], license?: ?string, edition?: string}>
      */
     private $databases;
 
     /**
-     * @param Downloader $downloader
-     * @param array[]    $databases
+     * @param Downloader                                                                                                              $downloader
+     * @param array<string, ?array{url?: string|false, path?: string|false, locales?: string[], license?: ?string, edition?: string}> $databases
      */
     public function __construct(Downloader $downloader, array $databases)
     {
diff --git a/src/DependencyInjection/GpsLabGeoIP2Extension.php b/src/DependencyInjection/GpsLabGeoIP2Extension.php
index e09fe1a..791c1cf 100644
--- a/src/DependencyInjection/GpsLabGeoIP2Extension.php
+++ b/src/DependencyInjection/GpsLabGeoIP2Extension.php
@@ -30,8 +30,10 @@ class GpsLabGeoIP2Extension extends Extension
     private const SERVICE_NAME = 'geoip2.database.%s_reader';
 
     /**
-     * @param array[]          $configs
-     * @param ContainerBuilder $container
+     * @param array<array<mixed>> $configs
+     * @param ContainerBuilder    $container
+     *
+     * @return void
      */
     public function load(array $configs, ContainerBuilder $container): void
     {
@@ -102,8 +104,8 @@ public function load(array $configs, ContainerBuilder $container): void
     }
 
     /**
-     * @param array[]          $config
-     * @param ContainerBuilder $container
+     * @param array<array<mixed>> $config
+     * @param ContainerBuilder    $container
      *
      * @return Configuration
      */
diff --git a/src/Reader/ReaderFactory.php b/src/Reader/ReaderFactory.php
index 067bdbc..a8847d6 100644
--- a/src/Reader/ReaderFactory.php
+++ b/src/Reader/ReaderFactory.php
@@ -16,18 +16,18 @@
 class ReaderFactory
 {
     /**
-     * @var array[]
+     * @var array<string, ?array{url?: string|false, path?: string|false, locales?: string[], license?: ?string, edition?: string}>
      */
     private $databases;
 
     /**
-     * @var string
+     * @var class-string<Reader>
      */
     private $reader_class;
 
     /**
-     * @param array[] $databases
-     * @param string  $reader_class
+     * @param array<string, ?array{url?: string|false, path?: string|false, locales?: string[], license?: ?string, edition?: string}> $databases
+     * @param class-string<Reader>                                                                                                    $reader_class
      */
     public function __construct(array $databases, string $reader_class = Reader::class)
     {
diff --git a/tests/DependencyInjection/ConfigurationTest.php b/tests/DependencyInjection/ConfigurationTest.php
index 004066e..0f6c584 100644
--- a/tests/DependencyInjection/ConfigurationTest.php
+++ b/tests/DependencyInjection/ConfigurationTest.php
@@ -162,8 +162,8 @@ public function getBadConfigs(): iterable
     /**
      * @dataProvider getBadConfigs
      *
-     * @param string|null $cache_dir
-     * @param array[]     $configs
+     * @param string|null         $cache_dir
+     * @param array<array<mixed>> $configs
      */
     public function testBadConfigs(?string $cache_dir, array $configs): void
     {
@@ -177,7 +177,7 @@ public function testBadConfigs(?string $cache_dir, array $configs): void
     }
 
     /**
-     * @return mixed[]
+     * @return array<array<mixed>>
      */
     public function getConfigs(): iterable
     {
@@ -430,9 +430,9 @@ public function getConfigs(): iterable
     /**
      * @dataProvider getConfigs
      *
-     * @param string|null $cache_dir
-     * @param array[]     $configs
-     * @param array[]     $expected
+     * @param string|null         $cache_dir
+     * @param array<array<mixed>> $configs
+     * @param array<array<mixed>> $expected
      */
     public function testConfigs(?string $cache_dir, array $configs, array $expected): void
     {
diff --git a/tests/Reader/ReaderFactoryTest.php b/tests/Reader/ReaderFactoryTest.php
index 7988b9c..2614b8b 100644
--- a/tests/Reader/ReaderFactoryTest.php
+++ b/tests/Reader/ReaderFactoryTest.php
@@ -18,7 +18,7 @@
 class ReaderFactoryTest extends TestCase
 {
     /**
-     * @return array[]
+     * @return list<list<?list<string>>>
      */
     public function getLocales(): array
     {