diff --git a/composer.json b/composer.json
index ae7981e..17c096f 100644
--- a/composer.json
+++ b/composer.json
@@ -10,7 +10,8 @@
         "amethyst/relation-schema": "0.3.*"
     },
     "require-dev": {
-        "orchestra/testbench": "*"
+        "orchestra/testbench": "*",
+        "friendsofphp/php-cs-fixer": "^3.52"
     },
     "autoload": {
         "psr-4" : {
diff --git a/src/DataSchema/Helper.php b/src/DataSchema/Helper.php
index 9df779a..7395d42 100644
--- a/src/DataSchema/Helper.php
+++ b/src/DataSchema/Helper.php
@@ -6,7 +6,7 @@
 
 class Helper
 {
-    const PREFIX = '';
+    public const PREFIX = '';
 
     public static function toTable(string $name)
     {
diff --git a/src/Providers/DataSchemaServiceProvider.php b/src/Providers/DataSchemaServiceProvider.php
index 2904ac5..4c831fe 100644
--- a/src/Providers/DataSchemaServiceProvider.php
+++ b/src/Providers/DataSchemaServiceProvider.php
@@ -15,7 +15,7 @@ public function register()
     {
         $this->app->register(\Amethyst\Providers\AttributeSchemaServiceProvider::class);
         $this->app->register(\Amethyst\Providers\RelationSchemaServiceProvider::class);
-        
+
         parent::register();