diff --git a/src/Centrifugo.php b/src/Centrifugo.php
index d48cc186e80ad6285925de0b817e84044163526b..0214baef9680ee44880ca1a07f4cc69c411a5256 100644
--- a/src/Centrifugo.php
+++ b/src/Centrifugo.php
@@ -42,7 +42,7 @@ class Centrifugo implements CentrifugoInterface
      *
      * @return array
      */
-    protected function initConfiguration(array $config) : array
+    protected function initConfiguration(array $config): array
     {
         $defaults = [
             'url'                   => 'http://localhost:8000',
@@ -70,7 +70,7 @@ class Centrifugo implements CentrifugoInterface
      *
      * @return mixed
      */
-    public function publish(string $channel, array $data, bool $skipHistory = false) : array
+    public function publish(string $channel, array $data, bool $skipHistory = false): array
     {
         return $this->send('publish', [
             'channel'      => $channel,
@@ -88,7 +88,7 @@ class Centrifugo implements CentrifugoInterface
      *
      * @return mixed
      */
-    public function broadcast(array $channels, array $data, bool $skipHistory = false) : array
+    public function broadcast(array $channels, array $data, bool $skipHistory = false): array
     {
         $params = [
             'channels'     => $channels,
@@ -106,7 +106,7 @@ class Centrifugo implements CentrifugoInterface
      *
      * @return mixed
      */
-    public function presence(string $channel) : array
+    public function presence(string $channel): array
     {
         return $this->send('presence', ['channel' => $channel]);
     }
@@ -118,7 +118,7 @@ class Centrifugo implements CentrifugoInterface
      *
      * @return mixed
      */
-    public function presenceStats(string $channel) : array
+    public function presenceStats(string $channel): array
     {
         return $this->send('presence_stats', ['channel' => $channel]);
     }
@@ -133,7 +133,7 @@ class Centrifugo implements CentrifugoInterface
      *
      * @return mixed
      */
-    public function history(string $channel, $limit = 0, array $since = [], bool $reverse = false) : array
+    public function history(string $channel, $limit = 0, array $since = [], bool $reverse = false): array
     {
         $params = [
             'channel' => $channel,
@@ -154,7 +154,7 @@ class Centrifugo implements CentrifugoInterface
      *
      * @return mixed
      */
-    public function historyRemove(string $channel) : array
+    public function historyRemove(string $channel): array
     {
         return $this->send('history_remove', [
             'channel' => $channel,
@@ -170,7 +170,7 @@ class Centrifugo implements CentrifugoInterface
      *
      * @return mixed
      */
-    public function subscribe($channel, $user, $client = '') : array
+    public function subscribe($channel, $user, $client = ''): array
     {
         return $this->send('subscribe', [
             'channel' => $channel,
@@ -188,7 +188,7 @@ class Centrifugo implements CentrifugoInterface
      *
      * @return mixed
      */
-    public function unsubscribe(string $channel, string $user, string $client = '') : array
+    public function unsubscribe(string $channel, string $user, string $client = ''): array
     {
         return $this->send('unsubscribe', [
             'channel' => $channel,
@@ -204,7 +204,7 @@ class Centrifugo implements CentrifugoInterface
      *
      * @return mixed
      */
-    public function disconnect(string $user_id, string $client = '') : array
+    public function disconnect(string $user_id, string $client = ''): array
     {
         return $this->send('disconnect', [
             'user'   => $user_id,
@@ -219,7 +219,7 @@ class Centrifugo implements CentrifugoInterface
      *
      * @return mixed
      */
-    public function channels(string $pattern = '') : array
+    public function channels(string $pattern = ''): array
     {
         return $this->send('channels', ['pattern' => $pattern]);
     }
@@ -229,7 +229,7 @@ class Centrifugo implements CentrifugoInterface
      *
      * @return mixed
      */
-    public function info() : array
+    public function info(): array
     {
         return $this->send('info');
     }
@@ -323,28 +323,29 @@ class Centrifugo implements CentrifugoInterface
      * @param string $method
      * @param array  $params
      *
-     * @return mixed
      * @throws GuzzleException
+     *
+     * @return mixed
      */
-    protected function send(string $method, array $params = []) : array
+    protected function send(string $method, array $params = []): array
     {
         $json = json_encode(['method' => $method, 'params' => $params]);
 
         $url = $this->prepareUrl();
 
-        $config =[
-            'base_uri' => $url,
+        $config = [
+            'base_uri'    => $url,
             'headers'     => [
                 'Content-type'  => 'application/json',
-                'X-API-Key' => $this->getApiKey(),
+                'X-API-Key'     => $this->getApiKey(),
             ],
             'json'        => $params,
             'http_errors' => true,
-            'verify' => $this->config['verify'],
-            'ssl_key' => $this->config['ssl_key']
+            'verify'      => $this->config['verify'],
+            'ssl_key'     => $this->config['ssl_key'],
         ];
-        try {
 
+        try {
             $response = $this->httpClient->post($method, $config);
 
             $result = json_decode((string) $response->getBody(), true);
diff --git a/src/CentrifugoServiceProvider.php b/src/CentrifugoServiceProvider.php
index 55f7183feb3d961d4e8f0f4533fb01f8e374355c..bbc99f96f202e2f651edf6236b244f29513c2740 100644
--- a/src/CentrifugoServiceProvider.php
+++ b/src/CentrifugoServiceProvider.php
@@ -22,7 +22,6 @@ class CentrifugoServiceProvider extends ServiceProvider
             $this->commands(InstallCommand::class);
         }
 
-
         $broadcastManager->extend('centrifugo', function ($app) {
             return new CentrifugoBroadcaster($app->make('centrifugo'));
         });
@@ -35,7 +34,6 @@ class CentrifugoServiceProvider extends ServiceProvider
      */
     public function register(): void
     {
-
         $this->app->singleton('centrifugo', function ($app) {
             $config = $app->make('config')->get('broadcasting.connections.centrifugo');
             $http = new HttpClient();
diff --git a/src/Commands/InstallCommand.php b/src/Commands/InstallCommand.php
index 19095c962a5531cc280c7bb8daaf04e43472472e..d62a88d8f353ce7ae168f85e6e0c497d9f7f13ca 100644
--- a/src/Commands/InstallCommand.php
+++ b/src/Commands/InstallCommand.php
@@ -49,16 +49,15 @@ class InstallCommand extends Command
         }
         $contents = File::get($env);
 
-        $token_hmac_secret_key=Str::uuid()->toString();
-        $api_key=Str::uuid()->toString();
-
+        $token_hmac_secret_key = Str::uuid()->toString();
+        $api_key = Str::uuid()->toString();
 
         $variables = Arr::where([
             'CENTRIFUGO_TOKEN_HMAC_SECRET_KEY' => "CENTRIFUGO_TOKEN_HMAC_SECRET_KEY={$token_hmac_secret_key}",
-            'CENTRIFUGO_API_KEY' => "CENTRIFUGO_API_KEY={$api_key}",
-            'CENTRIFUGO_URL' => 'CENTRIFUGO_URL="http://localhost:8000"'
+            'CENTRIFUGO_API_KEY'               => "CENTRIFUGO_API_KEY={$api_key}",
+            'CENTRIFUGO_URL'                   => 'CENTRIFUGO_URL="http://localhost:8000"',
         ], function ($value, $key) use ($contents) {
-            return ! Str::contains($contents, PHP_EOL.$key);
+            return !Str::contains($contents, PHP_EOL.$key);
         });
 
         $variables = trim(implode(PHP_EOL, $variables));
@@ -81,7 +80,7 @@ class InstallCommand extends Command
         return;
         $this->callSilently('vendor:publish', [
             '--provider' => 'App\Providers\BroadcastServiceProvider',
-            '--tag' => 'centrifuge-config',
+            '--tag'      => 'centrifuge-config',
         ]);
     }
 
@@ -94,7 +93,6 @@ class InstallCommand extends Command
             return;
         }
 
-
         File::replaceInFile(
             "'connections' => [\n",
             <<<'CONFIG'
@@ -128,7 +126,7 @@ class InstallCommand extends Command
 
         $enable = confirm('Would you like to enable event broadcasting?', default: true);
 
-        if (! $enable) {
+        if (!$enable) {
             return;
         }
 
@@ -158,8 +156,7 @@ class InstallCommand extends Command
      */
     protected function updateBroadcastingDriver(): void
     {
-
-        if ( File::missing($env = app()->environmentFile())) {
+        if (File::missing($env = app()->environmentFile())) {
             return;
         }