diff --git a/app/Helpers/DynamicPageHelper.php b/app/Helpers/DynamicPageHelper.php
index 3a1da19b..53eecb3e 100644
--- a/app/Helpers/DynamicPageHelper.php
+++ b/app/Helpers/DynamicPageHelper.php
@@ -151,7 +151,7 @@ class DynamicPageHelper
                     ? ''
                     : data_get($newContent, $key, '');
                 if ($old) {
-                    FileHelper::removeOldModelFilesFromHtml($new, $old);
+                    FileHelper::removeOldModelFilesFromHtml($new ?? '', $old);
                 }
             });
     }