diff --git a/config/app.php b/config/app.php
index ef36a69f..57525eed 100644
--- a/config/app.php
+++ b/config/app.php
@@ -97,7 +97,7 @@ return [
      */
     'upload_url'      => env('UPLOAD_URL', PHP_SAPI === 'cli' ? '' : url('uploads')),
     'thumbnail_url'   => env('THUMBNAIL_URL', PHP_SAPI === 'cli' ? '' : url('uploads/thumbnails')),
-    'theme'           => 'default_theme',
+    'theme'           => env('THEME', 'default_theme'),
     /*
     |--------------------------------------------------------------------------
     | Logging Configuration