diff --git a/app/config/container.php b/app/config/container.php
index 236640a..4ff1e86 100644
--- a/app/config/container.php
+++ b/app/config/container.php
@@ -4,6 +4,7 @@ use App\Factories;
 use App\Middlewares;
 use App\SortMethods;
 use App\ViewFunctions;
+use Tightenco\Collect\Support\Collection;
 
 return [
     /** Path definitions */
@@ -34,11 +35,13 @@ return [
         'type' => SortMethods\Type::class,
     ],
 
-    /** Array of available translation languages */
-    'translations' => [
-        'de', 'en', 'es', 'fr', 'id', 'it', 'kr', 'nl',
-        'pl', 'pt-BR', 'ro', 'ru', 'zh-CN', 'zh-TW'
-    ],
+    /** Collection of available translation languages */
+    'translations' => function (): Collection {
+        return Collection::make([
+            'de', 'en', 'es', 'fr', 'id', 'it', 'kr', 'nl',
+            'pl', 'pt-BR', 'ro', 'ru', 'zh-CN', 'zh-TW'
+        ]);
+    },
 
     /** Array of view functions */
     'view_functions' => [
diff --git a/app/src/Factories/TranslationFactory.php b/app/src/Factories/TranslationFactory.php
index a1a5f6f..56ced95 100644
--- a/app/src/Factories/TranslationFactory.php
+++ b/app/src/Factories/TranslationFactory.php
@@ -7,7 +7,6 @@ use RuntimeException;
 use Symfony\Component\Translation\Loader\YamlFileLoader;
 use Symfony\Component\Translation\Translator;
 use Symfony\Contracts\Translation\TranslatorInterface;
-use Tightenco\Collect\Support\Collection;
 
 class TranslationFactory
 {
@@ -33,14 +32,14 @@ class TranslationFactory
     {
         $language = $this->container->get('language');
 
-        if (! in_array($language, $this->container->get('translations'))) {
+        if (! $this->container->get('translations')->contains($language)) {
             throw new RuntimeException("Invalid language option '{$language}'");
         }
 
         $translator = new Translator($language);
         $translator->addLoader('yaml', new YamlFileLoader());
 
-        Collection::make($this->container->get('translations'))->each(
+        $this->container->get('translations')->each(
             function (string $language) use ($translator): void {
                 $resource = sprintf($this->container->get('translations_path') . '/%s.yaml', $language);
                 $translator->addResource('yaml', $resource, $language);