diff --git a/blazy.install b/blazy.install
index 7a44668..e2a6ae9 100644
--- a/blazy.install
+++ b/blazy.install
@@ -9,21 +9,19 @@
  * Implements hook_requirements().
  */
 function blazy_requirements($phase) {
-  if ($phase != 'runtime') {
-    return [];
-  }
+  $requirements = [];
 
-  $path = blazy_libraries_get_path('blazy') ?: \Drupal::root() . '/libraries/blazy';
-  $exists = is_file($path . '/blazy.js');
+  if ($phase === 'runtime') {
+    $path = blazy_libraries_get_path('blazy') ?: \Drupal::root() . '/libraries/blazy';
+    $exists = is_file($path . '/blazy.js');
 
-  $requirements = [
-    'blazy_library' => [
+    $requirements['blazy_library'] = [
       'title'       => t('Blazy library'),
       'description' => $exists ? '' : t('The <a href=":url">Blazy library</a> should be installed at <strong>/libraries/blazy/blazy.js</strong>, or any path supported by libraries.module if installed. Check out file or folder permissions if troubled.', [':url' => 'https://github.com/dinbror/blazy']),
       'severity'    => $exists ? REQUIREMENT_OK : REQUIREMENT_ERROR,
       'value'       => $exists ? t('Installed') : t('Not installed'),
-    ],
-  ];
+    ];
+  }
 
   if ($phase === 'update') {