diff --git a/classes/Storybook.php b/classes/Storybook.php
index 5aede3b..a047c06 100644
--- a/classes/Storybook.php
+++ b/classes/Storybook.php
@@ -230,7 +230,7 @@ public function generateStorybookFiles(string $root, string $key, string $filepa
         // stories.js, but do not overwrite existing
         // allow various JS formats
         $exists = false;
-        foreach(['js', 'jsx', 'mjs', 'ts', 'tsx'] as $ext) {
+        foreach (['js', 'jsx', 'mjs', 'ts', 'tsx'] as $ext) {
             $js = "$outputFolder/$root/$base/$local.stories.$ext";
             if (F::exists($js)) {
                 $exists = true;