diff --git a/src/Commands/DisableCommand.php b/src/Commands/DisableCommand.php
index b28f381..44e9f90 100644
--- a/src/Commands/DisableCommand.php
+++ b/src/Commands/DisableCommand.php
@@ -31,6 +31,6 @@ public function handle()
 
         $this->hooks->disable($name);
 
-        $this->info("Hook [{$name}] have been disabled.");
+        $this->info("Hook [{$name}] has been disabled.");
     }
 }
diff --git a/src/Commands/EnableCommand.php b/src/Commands/EnableCommand.php
index 9f942a5..3ab9c91 100644
--- a/src/Commands/EnableCommand.php
+++ b/src/Commands/EnableCommand.php
@@ -31,6 +31,6 @@ public function handle()
 
         $this->hooks->enable($name);
 
-        $this->info("Hook [{$name}] have been enabled.");
+        $this->info("Hook [{$name}] has been enabled.");
     }
 }
diff --git a/src/Commands/InstallCommand.php b/src/Commands/InstallCommand.php
index b671f0e..9f5f000 100644
--- a/src/Commands/InstallCommand.php
+++ b/src/Commands/InstallCommand.php
@@ -40,9 +40,9 @@ public function handle()
         if ($this->option('enable')) {
             $this->hooks->enable($name);
 
-            $this->info("Hook [{$name}] have been installed and enabled.");
+            $this->info("Hook [{$name}] has been installed and enabled.");
         } else {
-            $this->info("Hook [{$name}] have been installed.");
+            $this->info("Hook [{$name}] has been installed.");
         }
     }
 }
diff --git a/src/Commands/MakeCommand.php b/src/Commands/MakeCommand.php
index f45d420..b1fed68 100644
--- a/src/Commands/MakeCommand.php
+++ b/src/Commands/MakeCommand.php
@@ -3,6 +3,7 @@
 namespace Larapack\Hooks\Commands;
 
 use Illuminate\Console\Command;
+use Illuminate\Support\Str;
 use Larapack\Hooks\Hooks;
 
 class MakeCommand extends Command
@@ -28,10 +29,10 @@ public function fire()
     public function handle()
     {
         $name = $this->argument('name');
-        $name = kebab_case($name);
+        $name = Str::kebab($name);
 
         $this->hooks->make($name);
 
-        $this->info("Hook [{$name}] have been made.");
+        $this->info("Hook [{$name}] has been made.");
     }
 }
diff --git a/src/Commands/SetupCommand.php b/src/Commands/SetupCommand.php
index 61d7385..46c034b 100644
--- a/src/Commands/SetupCommand.php
+++ b/src/Commands/SetupCommand.php
@@ -4,6 +4,7 @@
 
 use Illuminate\Console\Command;
 use Illuminate\Filesystem\Filesystem;
+use Illuminate\Support\Str;
 use Larapack\Hooks\Composer;
 use Larapack\Hooks\Events\Setup;
 use Larapack\Hooks\HooksServiceProvider;
@@ -39,7 +40,7 @@ public function handle()
             'url'  => $this->option('url'),
         ]);
 
-        if (starts_with($this->option('url'), 'http://')) {
+        if (Str::startsWith($this->option('url'), 'http://')) {
             $composer->addConfig('secure-http', false);
         }
 
diff --git a/src/Commands/UninstallCommand.php b/src/Commands/UninstallCommand.php
index 8db6449..1be705e 100644
--- a/src/Commands/UninstallCommand.php
+++ b/src/Commands/UninstallCommand.php
@@ -37,6 +37,6 @@ public function handle()
             !$this->option('no-unpublish')
         );
 
-        $this->info("Hook [{$name}] have been uninstalled.");
+        $this->info("Hook [{$name}] has been uninstalled.");
     }
 }
diff --git a/src/Commands/UpdateCommand.php b/src/Commands/UpdateCommand.php
index 1dd73e2..4ea4fe2 100644
--- a/src/Commands/UpdateCommand.php
+++ b/src/Commands/UpdateCommand.php
@@ -45,7 +45,7 @@ public function handle()
         );
 
         return $updated
-            ? $this->info("Hook [{$name}] have been updated!")
+            ? $this->info("Hook [{$name}] has been updated!")
             : $this->info('Nothing to update.');
     }
 }
diff --git a/src/Hook.php b/src/Hook.php
index 80f3c44..95948cf 100644
--- a/src/Hook.php
+++ b/src/Hook.php
@@ -5,6 +5,7 @@
 use ArrayAccess;
 use Illuminate\Contracts\Support\Arrayable;
 use Illuminate\Filesystem\Filesystem;
+use Illuminate\Support\Str;
 
 class Hook implements ArrayAccess, Arrayable
 {
@@ -128,7 +129,7 @@ public function mergeWithJson($path)
 
     public function setAttribute($key, $value)
     {
-        $method = camel_case('set_'.$key.'_attribute');
+        $method = Str::camel('set_'.$key.'_attribute');
 
         if (method_exists($this, $method)) {
             return $this->$method($value);
@@ -139,7 +140,7 @@ public function setAttribute($key, $value)
 
     public function getAttribute($key)
     {
-        $method = camel_case('get_'.$key.'_attribute');
+        $method = Str::camel('get_'.$key.'_attribute');
 
         if (method_exists($this, $method)) {
             return $this->$method();
diff --git a/src/Hooks.php b/src/Hooks.php
index b2c75fa..3590550 100644
--- a/src/Hooks.php
+++ b/src/Hooks.php
@@ -5,6 +5,8 @@
 use Carbon\Carbon;
 use Illuminate\Filesystem\Filesystem;
 use Illuminate\Foundation\Application;
+use Illuminate\Support\Arr;
+use Illuminate\Support\Str;
 use Symfony\Component\Console\Input\ArrayInput;
 
 class Hooks
@@ -478,7 +480,7 @@ public function disable($name)
      */
     public function make($name)
     {
-        $studlyCase = studly_case($name);
+        $studlyCase = Str::studly($name);
 
         // Check if already exists
         if ($this->downloaded($name)) {
@@ -506,9 +508,9 @@ protected function makeStubFiles($name)
     {
         $replaces = [
             'kebab-case'          => $name,
-            'snake_case'          => snake_case(str_replace('-', '_', $name)),
-            'camelCase'           => camel_case(str_replace('-', '_', $name)),
-            'StudlyCase'          => studly_case(str_replace('-', '_', $name)),
+            'snake_case'          => Str::snake(str_replace('-', '_', $name)),
+            'camelCase'           => Str::camel(str_replace('-', '_', $name)),
+            'StudlyCase'          => Str::studly(str_replace('-', '_', $name)),
             'MIGRATION_DATE_TIME' => $this->migrationDateTimeString(),
         ];
 
@@ -803,8 +805,8 @@ public function readComposerHooks($file = null)
             $composer = json_decode($this->filesystem->get($file), true);
         }
 
-        foreach (array_get($composer, 'packages', []) as $package) {
-            if (array_get($package, 'notification-url') == static::$remote.'/downloads') {
+        foreach (Arr::get($composer, 'packages', []) as $package) {
+            if (Arr::get($package, 'notification-url') == static::$remote.'/downloads') {
                 $hooks[$package['name']] = new Hook($package);
             }
         }
@@ -815,7 +817,7 @@ public function readComposerHooks($file = null)
     public function readLocalHooks()
     {
         $hooks = [];
-        $directories = array_except($this->filesystem->directories(base_path('hooks')), ['.', '..']);
+        $directories = Arr::except($this->filesystem->directories(base_path('hooks')), ['.', '..']);
         foreach ($directories as $directory) {
             if (!$this->filesystem->exists($directory.'/composer.json')) {
                 continue;
@@ -879,8 +881,8 @@ public function checkForUpdates()
         $hooks = [];
         $results = json_decode($output, true);
 
-        foreach (array_get($results, 'installed', []) as $package) {
-            if (isset($this->hooks[array_get($package, 'name')])) {
+        foreach (Arr::get($results, 'installed', []) as $package) {
+            if (isset($this->hooks[Arr::get($package, 'name')])) {
                 $outdated[$package['name']] = $package['latest'];
                 $hook = $this->hooks[$package['name']];
                 $hook->setLatest($package['latest']);
diff --git a/src/Migrator.php b/src/Migrator.php
index 0957996..e8cd0fb 100644
--- a/src/Migrator.php
+++ b/src/Migrator.php
@@ -88,7 +88,7 @@ protected function rollbackMigrationsByFiles(array $migrations, $files, array $o
 
             $this->runDown(
                 $file, $migration,
-                array_get($options, 'pretend', false)
+                Arr::get($options, 'pretend', false)
             );
         }