diff --git a/.github/workflows/test.yaml b/.github/workflows/test.yaml
index ba8da949..df8043ce 100644
--- a/.github/workflows/test.yaml
+++ b/.github/workflows/test.yaml
@@ -11,7 +11,7 @@ jobs:
         strategy:
             matrix:
                 php-version: ['8.2', '8.3', '8.4', '8.5']
-                symfony-version: ['6.4', '7.4']
+                symfony-version: ['6.4', '7.4', '8.0']
                 coverage: ['none']
                 include:
                   - php-version: '8.3'
diff --git a/DataCollector/MessageDataCollector.php b/DataCollector/MessageDataCollector.php
index 95b7f7f4..34350c78 100644
--- a/DataCollector/MessageDataCollector.php
+++ b/DataCollector/MessageDataCollector.php
@@ -21,7 +21,7 @@ public function __construct($channels)
         $this->data = [];
     }
 
-    public function collect(Request $request, Response $response, ?\Throwable $exception = null)
+    public function collect(Request $request, Response $response, ?\Throwable $exception = null): void
     {
         foreach ($this->channels as $channel) {
             foreach ($channel->getBasicPublishLog() as $log) {
@@ -30,22 +30,22 @@ public function collect(Request $request, Response $response, ?\Throwable $excep
         }
     }
 
-    public function getName()
+    public function getName(): string
     {
         return 'rabbit_mq';
     }
 
-    public function getPublishedMessagesCount()
+    public function getPublishedMessagesCount(): int
     {
         return count($this->data);
     }
 
-    public function getPublishedMessagesLog()
+    public function getPublishedMessagesLog(): array
     {
         return $this->data;
     }
 
-    public function reset()
+    public function reset(): void
     {
         $this->data = [];
     }
diff --git a/Tests/Command/SetupFabricCommandTest.php b/Tests/Command/SetupFabricCommandTest.php
index f7f92143..09e61109 100644
--- a/Tests/Command/SetupFabricCommandTest.php
+++ b/Tests/Command/SetupFabricCommandTest.php
@@ -54,7 +54,13 @@ public function testExecute(): void
         $command->setContainer($container);
 
         // TODO: Use addCommand() once Symfony Support for < 7.4 is dropped
-        $application->add($command);
+        // TODO: Use addCommand() once Symfony Support for < 7.4 is dropped
+        if (method_exists($application, 'addCommand')) {
+            $application->addCommand($command);
+        } else {
+            // @phpstan-ignore-next-line
+            $application->add($command);
+        }
 
         $registeredCommand = $application->find('rabbitmq:setup-fabric');
 
@@ -102,7 +108,13 @@ public function testExecute_withSkipAnonConsumers(): void
         $command->setContainer($container);
 
         // TODO: Use addCommand() once Symfony Support for < 7.4 is dropped
-        $application->add($command);
+        // TODO: Use addCommand() once Symfony Support for < 7.4 is dropped
+        if (method_exists($application, 'addCommand')) {
+            $application->addCommand($command);
+        } else {
+            // @phpstan-ignore-next-line
+            $application->add($command);
+        }
 
         $registeredCommand = $application->find('rabbitmq:setup-fabric');
 
diff --git a/composer.json b/composer.json
index 42978a8d..f541082b 100644
--- a/composer.json
+++ b/composer.json
@@ -8,19 +8,19 @@
         "name" : "Alvaro Videla"
     }],
     "require": {
-        "php":                          "^8.2",
-        "symfony/dependency-injection": "^6.0 || ^7.0",
-        "symfony/event-dispatcher":     "^6.0 || ^7.0",
-        "symfony/config":               "^6.0 || ^7.0",
-        "symfony/yaml":                 "^6.0 || ^7.0",
-        "symfony/console":              "^6.0 || ^7.0",
+        "php":                          "^8.4",
+        "symfony/dependency-injection": "^6.0 || ^7.0 || ^8.0",
+        "symfony/event-dispatcher":     "^6.0 || ^7.0 || ^8.0",
+        "symfony/config":               "^6.0 || ^7.0 || ^8.0",
+        "symfony/yaml":                 "^6.0 || ^7.0 || ^8.0",
+        "symfony/console":              "^6.0 || ^7.0 || ^8.0",
         "php-amqplib/php-amqplib":      "^2.12.2 || ^3.0",
         "psr/log":                      "^2.0 || ^3.0",
-        "symfony/http-kernel":          "^6.0 || ^7.0",
-        "symfony/framework-bundle":     "^6.0 || ^7.0"
+        "symfony/http-kernel":          "^6.0 || ^7.0 || ^8.0",
+        "symfony/framework-bundle":     "^6.0 || ^7.0 || ^8.0"
     },
     "require-dev": {
-        "symfony/serializer":           "^6.0 || ^7.0",
+        "symfony/serializer":           "^6.0 || ^7.0 || ^8.0",
         "phpunit/phpunit":              "^9.5",
         "phpstan/phpstan":              "^1.2",
         "phpstan/phpstan-phpunit":      "^1.0"