diff --git a/.github/workflows/run-tests.yml b/.github/workflows/run-tests.yml
index efb79ed..f23ff09 100644
--- a/.github/workflows/run-tests.yml
+++ b/.github/workflows/run-tests.yml
@@ -9,7 +9,7 @@ jobs:
       fail-fast: true
       matrix:
         os: [ubuntu-latest]
-        php: [8.3, 8.2, 8.1]
+        php: [8.5, 8.4, 8.3, 8.2, 8.1]
         dependency-version: [prefer-lowest, prefer-stable]
 
     name: P${{ matrix.php }} - ${{ matrix.dependency-version }} - ${{ matrix.os }}
diff --git a/composer.json b/composer.json
index dad65d7..98a9d65 100644
--- a/composer.json
+++ b/composer.json
@@ -18,7 +18,7 @@
     "require": {
         "php": "^8.1",
         "clue/stdio-react": "^2.6",
-        "jolicode/jolinotif": "^2.7.1",
+        "jolicode/jolinotif": "^2.7.1 || ^3.0",
         "symfony/console": "^6.0 || ^7.0.7 || ^8.0",
         "symfony/finder": "^6.0 || ^7.0.7 || ^8.0",
         "symfony/process": "^6.0 || ^7.0.7 || ^8.0",
@@ -29,7 +29,7 @@
     },
     "require-dev": {
         "symfony/filesystem": "^6.0 || ^7.0.7 || ^8.0",
-        "phpunit/phpunit": "^10.5.20 | ^11.1.3"
+        "phpunit/phpunit": "^10.5.20 | ^11.1.3 || ^12.0"
     },
     "autoload": {
         "psr-4": {
diff --git a/src/ConsoleApplication.php b/src/ConsoleApplication.php
index 94faf80..b1d4e15 100644
--- a/src/ConsoleApplication.php
+++ b/src/ConsoleApplication.php
@@ -10,7 +10,14 @@ public function __construct()
     {
         parent::__construct('PHPUnit Watcher', '1.23.2');
 
-        $this->add(new WatcherCommand());
+        // Removed in Symfony Console 8.0
+        if (method_exists($this, 'add')) {
+            $this->add(new WatcherCommand());
+
+            return;
+        }
+
+        $this->addCommand(new WatcherCommand());
     }
 
     public function getLongVersion(): string
diff --git a/src/WatcherCommand.php b/src/WatcherCommand.php
index f91b97c..02592a4 100644
--- a/src/WatcherCommand.php
+++ b/src/WatcherCommand.php
@@ -12,7 +12,7 @@
 
 class WatcherCommand extends Command
 {
-    protected function configure()
+    protected function configure(): void
     {
         $this->setName('watch')
             ->setDescription('Rerun PHPUnit tests when source code changes.')