diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 51df014..2d1d273 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -26,14 +26,15 @@ jobs:
           # Test active version
           - php-version: '8.3'
             phpunit-version: 9
-            symfony-version: '^7'
           - php-version: '8.4'
             phpunit-version: 9
-            symfony-version: '^7'
+          - php-version: '8.5'
+            phpunit-version: 9
+            symfony-version: '^8'
           # Test latest unreleased versions
           - php-version: '8.5'
             phpunit-version: 9
-            symfony-version: '^7'
+            symfony-version: '^8'
             stability: 'dev'
     name: PHP ${{ matrix.php-version }} Test on Symfony ${{ matrix.symfony-version }} ${{ matrix.dependencies}} ${{ matrix.stability }} ${{ matrix.composer-flag }}
     steps:
diff --git a/composer.json b/composer.json
index 62ad74d..917f5d5 100644
--- a/composer.json
+++ b/composer.json
@@ -22,9 +22,9 @@
     "require": {
         "ext-json": "*",
         "php": "^7.4|^8.0",
-        "symfony/console": "^5.0|^6.0|^7.0",
-        "symfony/yaml": "^5.0|^6.0|^7.0",
-        "symfony/process": "^5.0|^6.0|^7.0",
+        "symfony/console": "^5.0|^6.0|^7.0|^8.0",
+        "symfony/yaml": "^5.0|^6.0|^7.0|^8.0",
+        "symfony/process": "^5.0|^6.0|^7.0|^8.0",
         "composer/semver": "^3.4"
     },
     "autoload": {
@@ -41,7 +41,7 @@
     },
     "extra": {
         "branch-alias": {
-            "dev-master": "1.3-dev"
+            "dev-main": "1.8-dev"
         }
     }
 }
diff --git a/src/Liip/RMT/Application.php b/src/Liip/RMT/Application.php
index 080ab12..bf6e2e2 100644
--- a/src/Liip/RMT/Application.php
+++ b/src/Liip/RMT/Application.php
@@ -19,6 +19,7 @@
 use Liip\RMT\Command\ConfigCommand;
 use Liip\RMT\Command\InitCommand;
 use Liip\RMT\Output\Output;
+use Symfony\Component\Console\Command\Command;
 use Symfony\Component\Console\Input\InputInterface;
 use Symfony\Component\Console\Output\OutputInterface;
 use Symfony\Component\Console\Application as BaseApplication;
@@ -47,13 +48,13 @@ public function __construct()
         // Add all command, in a controlled way and render exception if any
         try {
             // Add the default command
-            $this->add(new InitCommand());
+            $this->bcAddCommand(new InitCommand());
             // Add command that require the config file
             if (file_exists($this->getConfigFilePath())) {
-                $this->add(new ReleaseCommand());
-                $this->add(new CurrentCommand());
-                $this->add(new ChangesCommand());
-                $this->add(new ConfigCommand());
+                $this->bcAddCommand(new ReleaseCommand());
+                $this->bcAddCommand(new CurrentCommand());
+                $this->bcAddCommand(new ChangesCommand());
+                $this->bcAddCommand(new ConfigCommand());
             }
         } catch (\Exception $e) {
             $output = new Output();
@@ -183,4 +184,27 @@ public function asText($namespace = null, $raw = false)
 
         return implode(PHP_EOL, $messages);
     }
+
+    /**
+     * Can be removed when we remove support for Symfony console < 7.4.
+     *
+     * When removing, change the calls to bcAddCommand to addCommand.
+     *
+     * @param callable|Command $command
+     */
+    private function bcAddCommand($command): void
+    {
+        /* @phpstan-ignore function.alreadyNarrowedType */
+        if (method_exists($this, 'addCommand')) {
+            $this->addCommand($command);
+
+            return;
+        }
+
+        if (!$command instanceof Command) {
+            throw new \InvalidArgumentException('Until we remove support for symfony console < 7.4, all commands must extend the base class');
+        }
+
+        $this->add($command);
+    }
 }