diff --git a/.github/workflows/test.yaml b/.github/workflows/test.yaml
index 04739a9..0e79ec3 100644
--- a/.github/workflows/test.yaml
+++ b/.github/workflows/test.yaml
@@ -14,15 +14,18 @@ jobs:
       fail-fast: false
       matrix:
         php_version:
-        - '7.4'
         - '8.0'
+        - '8.1'
+        - '8.2'
         dependencies:
         - 'default'
         include:
-        - php_version: '7.4'
-          dependencies: 'lowest'
         - php_version: '8.0'
           dependencies: 'lowest'
+        - php_version: '8.1'
+          dependencies: 'lowest'
+        - php_version: '8.2'
+          dependencies: 'lowest'
     steps:
     - name: Setup PHP
       uses: shivammathur/setup-php@v2
diff --git a/CHANGELOG.md b/CHANGELOG.md
index 7e1c490..69c1200 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,5 +1,10 @@
 ### Unreleased
 
+### v2.1.0 (2022-10-25)
+
+* Drop support for PHP 7.4
+* Support PHP 8.1 & 8.2
+
 ### v2.0.0 (2021-10-12)
 
 * Drop support for php 7.2
diff --git a/composer.json b/composer.json
index 55bc3ec..582334e 100644
--- a/composer.json
+++ b/composer.json
@@ -11,11 +11,11 @@
     }
   ],
   "require": {
-    "guzzlehttp/guzzle": "^6.2 || ^7.0",
-    "php": "^7.4 || ~8.0.0"
+    "guzzlehttp/guzzle": "^7.0",
+    "php": "~8.0.0 || ~8.1.0 || ~8.2.0"
   },
   "require-dev": {
-    "phpunit/phpunit": "^9.5",
+    "phpunit/phpunit": "^9.5.5",
     "johnkary/phpunit-speedtrap": "^3.3"
   },
   "support": {
diff --git a/phpunit.xml b/phpunit.xml
index b6ebd69..eb50be6 100644
--- a/phpunit.xml
+++ b/phpunit.xml
@@ -6,6 +6,7 @@
          convertErrorsToExceptions="true"
          convertNoticesToExceptions="true"
          convertWarningsToExceptions="true"
+         convertDeprecationsToExceptions="true"
          xsi:noNamespaceSchemaLocation="https://schema.phpunit.de/9.3/phpunit.xsd">
     <coverage>
         <include>
diff --git a/src/EventSearchIterator.php b/src/EventSearchIterator.php
index 74f3207..0cb44ac 100644
--- a/src/EventSearchIterator.php
+++ b/src/EventSearchIterator.php
@@ -18,7 +18,6 @@
 
 class EventSearchIterator implements IteratorAggregate
 {
-    protected FestivalsApiClient $client;
 
     protected EventSearchResult $last_result;
 
@@ -28,9 +27,8 @@ class EventSearchIterator implements IteratorAggregate
 
     protected int $request_count = 0;
 
-    public function __construct(FestivalsApiClient $client)
+    public function __construct(protected FestivalsApiClient $client)
     {
-        $this->client = $client;
     }
 
     /**
diff --git a/src/FestivalsApiClient.php b/src/FestivalsApiClient.php
index e3adabd..98e4c9d 100644
--- a/src/FestivalsApiClient.php
+++ b/src/FestivalsApiClient.php
@@ -26,13 +26,10 @@ class FestivalsApiClient
 
     protected string $base_url;
 
-    protected Client $guzzle;
-
     protected string $secret;
 
-    public function __construct(Client $guzzle, string $base_url = self::BASE_URL)
+    public function __construct(protected Client $guzzle, string $base_url = self::BASE_URL)
     {
-        $this->guzzle   = $guzzle;
         $this->setBaseUrl($base_url);
     }
 
@@ -90,9 +87,8 @@ public function setCredentials(string $access_key, string $secret): void
     protected function createRequest(string $url): Request
     {
         $full_url = $this->base_url.$this->getSignedUrl($url);
-        $request  = new Request('GET', $full_url);
 
-        return $request;
+        return new Request('GET', $full_url);
     }
 
     protected function decodeJsonResponse(ResponseInterface $response): array
@@ -114,7 +110,7 @@ protected function getSignature(string $data): string
      */
     protected function getSignedUrl(string $url): string
     {
-        if (strpos($url, '?') !== FALSE) {
+        if (str_contains($url, '?')) {
             $url .= '&key='.$this->access_key;
         } else {
             $url .= '?key='.$this->access_key;
diff --git a/src/FestivalsApiClientException.php b/src/FestivalsApiClientException.php
index d57cd9d..01d7d6c 100644
--- a/src/FestivalsApiClientException.php
+++ b/src/FestivalsApiClientException.php
@@ -13,17 +13,13 @@
 
 class FestivalsApiClientException extends RuntimeException
 {
-
-    protected ?string $url;
-
     public function __construct(
         string $message,
-        ?int $code = NULL,
-        ?string $url = NULL,
+        int $code = 0,
+        protected ?string $url = NULL,
         ?Exception $previous_exception = NULL
     ) {
         parent::__construct($message, $code, $previous_exception);
-        $this->url = $url;
     }
 
     public static function invalidJsonResponse(int $code, ?Exception $previous_exception = NULL): FestivalsApiClientException