diff --git a/src/Helpers/FileOutput.php b/src/Helpers/FileOutput.php
index 0fa945f..2137bbb 100644
--- a/src/Helpers/FileOutput.php
+++ b/src/Helpers/FileOutput.php
@@ -36,7 +36,7 @@ public function __construct()
      */
     public function write(string $path, array $attributes = [], string $extension = null): void
     {
-        $extension ??= (string) Str::afterLast($extension, '.');
+        $extension ??= (string) Str::of($path)->afterLast('.');
 
         // map extensions
         $file = match ($extension) {
@@ -53,7 +53,7 @@ public function write(string $path, array $attributes = [], string $extension =
             return;
         }
 
-        $path = (string) Str::finish($path, '.'.$extension);
+        $path = (string) Str::of($path)->finish('.'.$extension);
         echo Blade::render($template, [
             'src' => $this->assetPath($path),
             'args' => $this->prepareAttributes($attributes),