diff --git a/README.md b/README.md
index f9713a4..1ceea4d 100644
--- a/README.md
+++ b/README.md
@@ -64,6 +64,11 @@ You can also use one of your available filesystem disks to write the sitemap to.
 SitemapGenerator::create('https://example.com')->getSitemap()->writeToDisk('public', 'sitemap.xml');
 ```
 
+You may need to set the file visibility on one of your sitemaps. For example, if you are writing a sitemap to S3 that you want to be publicly available. You can set the third parameter to `true` to make it public. Note: This can only be used on the `->writeToDisk()` method.
+```php
+SitemapGenerator::create('https://example.com')->getSitemap()->writeToDisk('public', 'sitemap.xml', true);
+```
+
 You can also add your models directly by implementing the `\Spatie\Sitemap\Contracts\Sitemapable` interface.
 
 ```php
diff --git a/src/Sitemap.php b/src/Sitemap.php
index c9b9966..70268ec 100644
--- a/src/Sitemap.php
+++ b/src/Sitemap.php
@@ -78,9 +78,11 @@ public function writeToFile(string $path): static
         return $this;
     }
 
-    public function writeToDisk(string $disk, string $path): static
+    public function writeToDisk(string $disk, string $path, bool $public = false): static
     {
-        Storage::disk($disk)->put($path, $this->render());
+        $visibility = ($public) ? 'public' : 'private';
+
+        Storage::disk($disk)->put($path, $this->render(), $visibility);
 
         return $this;
     }
diff --git a/src/SitemapIndex.php b/src/SitemapIndex.php
index 859efb8..59236ab 100644
--- a/src/SitemapIndex.php
+++ b/src/SitemapIndex.php
@@ -58,9 +58,11 @@ public function writeToFile(string $path): static
         return $this;
     }
 
-    public function writeToDisk(string $disk, string $path): static
+    public function writeToDisk(string $disk, string $path, bool $public = false): static
     {
-        Storage::disk($disk)->put($path, $this->render());
+        $visibility = ($public) ? 'public' : 'private';
+
+        Storage::disk($disk)->put($path, $this->render(), $visibility);
 
         return $this;
     }
diff --git a/tests/SitemapIndexTest.php b/tests/SitemapIndexTest.php
index e7a123f..06e4541 100644
--- a/tests/SitemapIndexTest.php
+++ b/tests/SitemapIndexTest.php
@@ -30,11 +30,22 @@
     assertMatchesXmlSnapshot(file_get_contents($path));
 });
 
-it('can write a sitemap to a storage disk', function () {
+it('can write a sitemap to a storage disk with private visibility', function () {
     Storage::fake('sitemap');
     $this->index->writeToDisk('sitemap', 'sitemap.xml');
+    $visibility = Storage::disk('sitemap')->getVisibility('sitemap.xml');
 
     assertMatchesXmlSnapshot(Storage::disk('sitemap')->get('sitemap.xml'));
+    expect($visibility)->toBe('private');
+});
+
+it('can write a sitemap to a storage disk with public visibility', function () {
+    Storage::fake('sitemap');
+    $this->index->writeToDisk('sitemap', 'sitemap.xml', true);
+    $visibility = Storage::disk('sitemap')->getVisibility('sitemap.xml');
+
+    assertMatchesXmlSnapshot(Storage::disk('sitemap')->get('sitemap.xml'));
+    expect($visibility)->toBe('public');
 });
 
 test('an url string can be added to the index', function () {
diff --git a/tests/SitemapTest.php b/tests/SitemapTest.php
index c39a657..3584e22 100644
--- a/tests/SitemapTest.php
+++ b/tests/SitemapTest.php
@@ -34,8 +34,19 @@
 it('can write a sitemap to a storage disk', function () {
     Storage::fake('sitemap');
     $this->sitemap->writeToDisk('sitemap', 'sitemap.xml');
+    $visibility = Storage::disk('sitemap')->getVisibility('sitemap.xml');
 
     assertMatchesXmlSnapshot(Storage::disk('sitemap')->get('sitemap.xml'));
+    expect($visibility)->toBe('private');
+});
+
+it('can write a sitemap to a storage disk with public visibility', function () {
+    Storage::fake('sitemap');
+    $this->sitemap->writeToDisk('sitemap', 'sitemap.xml', true);
+    $visibility = Storage::disk('sitemap')->getVisibility('sitemap.xml');
+
+    assertMatchesXmlSnapshot(Storage::disk('sitemap')->get('sitemap.xml'));
+    expect($visibility)->toBe('public');
 });
 
 test('an url string can be added to the sitemap', function () {