diff --git a/src/ConvergeException.php b/src/ConvergeException.php
index cbf8b5b..4989639 100644
--- a/src/ConvergeException.php
+++ b/src/ConvergeException.php
@@ -2,6 +2,4 @@
 
 namespace Treestoneit\LaravelConvergeApi;
 
-class ConvergeException extends \Exception
-{
-}
+class ConvergeException extends \Exception {}
diff --git a/src/ConvergeRequest.php b/src/ConvergeRequest.php
index 7a465bc..93cdd7f 100644
--- a/src/ConvergeRequest.php
+++ b/src/ConvergeRequest.php
@@ -50,7 +50,7 @@ public function request($transactionType, array $parameters): array
      *
      * @throws ConvergeException
      */
-    private function validateSettings(array $settings): bool
+    private function validateSettings(array $settings): void
     {
         if (! isset($settings['merchant_id'])) {
             throw new ConvergeException('Please provide a valid merchant id in settings.');
@@ -62,7 +62,6 @@ private function validateSettings(array $settings): bool
             throw new ConvergeException('Please provide a valid pin in settings.');
         }
 
-        return true;
     }
 
     private function httpRequest($parameters): array
diff --git a/src/LaravelConvergeApiFacade.php b/src/LaravelConvergeApiFacade.php
index b342db3..0f48147 100644
--- a/src/LaravelConvergeApiFacade.php
+++ b/src/LaravelConvergeApiFacade.php
@@ -9,7 +9,7 @@
  */
 class LaravelConvergeApiFacade extends Facade
 {
-    protected static function getFacadeAccessor()
+    protected static function getFacadeAccessor(): string
     {
         return 'converge';
     }
diff --git a/src/LaravelConvergeApiServiceProvider.php b/src/LaravelConvergeApiServiceProvider.php
index 0253ee5..27ed8a8 100644
--- a/src/LaravelConvergeApiServiceProvider.php
+++ b/src/LaravelConvergeApiServiceProvider.php
@@ -8,10 +8,8 @@ class LaravelConvergeApiServiceProvider extends ServiceProvider
 {
     /**
      * Indicates if loading of the provider is deferred.
-     *
-     * @var bool
      */
-    protected $defer = false;
+    protected bool $defer = false;
 
     public function boot()
     {
@@ -24,27 +22,21 @@ public function boot()
 
     /**
      * Register the service provider.
-     *
-     * @return void
      */
-    public function register()
+    public function register(): void
     {
         $this->mergeConfigFrom(
             __DIR__.'/../config/converge-api.php',
             'converge-api'
         );
 
-        $this->app->bind('converge', function ($app) {
-            return new Converge();
-        });
+        $this->app->bind('converge', fn () => new Converge);
     }
 
     /**
      * Get the services provided by the provider.
-     *
-     * @return array
      */
-    public function provides()
+    public function provides(): array
     {
         return ['converge'];
     }