diff --git a/framework/core/src/Extend/LanguagePack.php b/framework/core/src/Extend/LanguagePack.php
index 80b3de45b..afd372059 100644
--- a/framework/core/src/Extend/LanguagePack.php
+++ b/framework/core/src/Extend/LanguagePack.php
@@ -20,14 +20,14 @@ use RuntimeException;
 
 class LanguagePack implements ExtenderInterface, LifecycleInterface
 {
-    protected $path;
+    private $path;
 
     /**
      * LanguagePack constructor.
      *
      * @param string|null $path Path to yaml language files.
      */
-    public function __construct(string $path = null)
+    public function __construct(string $path = '/locale')
     {
         $this->path = $path;
     }
@@ -61,11 +61,11 @@ class LanguagePack implements ExtenderInterface, LifecycleInterface
     {
         $locales->addLocale($locale, $title);
 
-        $directory = $extension->getPath().($this->path ?? '/locale');
+        $directory = $extension->getPath().$this->path;
 
         if (! is_dir($directory)) {
             throw new RuntimeException(
-                'Language packs must have a "locale" subdirectory.'
+                'Expected to find "'.$this->path.'" directory in language pack.'
             );
         }