diff --git a/src/Modules/ChromiumPdf.php b/src/Modules/ChromiumPdf.php
index 48b7acf..fed95ad 100644
--- a/src/Modules/ChromiumPdf.php
+++ b/src/Modules/ChromiumPdf.php
@@ -76,6 +76,16 @@ public function preferCssPageSize(): self
         return $this;
     }
 
+    /**
+     * Embeds the document outline into the PDF.
+     */
+    public function generateDocumentOutline(): self
+    {
+        $this->formValue('generateDocumentOutline', true);
+
+        return $this;
+    }
+
     /**
      * Prints the background graphics.
      */
diff --git a/tests/Modules/ChromiumPdfTest.php b/tests/Modules/ChromiumPdfTest.php
index 6f97aee..b542394 100644
--- a/tests/Modules/ChromiumPdfTest.php
+++ b/tests/Modules/ChromiumPdfTest.php
@@ -28,6 +28,7 @@ function (
         float|string $marginLeft = 0,
         float|string $marginRight = 0,
         bool $preferCssPageSize = false,
+        bool $generateDocumentOutline = false,
         bool $printBackground = false,
         bool $omitBackground = false,
         bool $landscape = false,
@@ -62,6 +63,7 @@ function (
             $marginLeft,
             $marginRight,
             $preferCssPageSize,
+            $generateDocumentOutline,
             $printBackground,
             $omitBackground,
             $landscape,
@@ -102,6 +104,7 @@ function (
             $marginLeft,
             $marginRight,
             $preferCssPageSize,
+            $generateDocumentOutline,
             $printBackground,
             $omitBackground,
             $landscape,
@@ -142,6 +145,7 @@ function (
         true,
         true,
         true,
+        true,
         1.0,
         '1-2',
         Stream::string('my_header.html', 'Header content'),
@@ -192,6 +196,7 @@ function (
         float|string $marginLeft = 0,
         float|string $marginRight = 0,
         bool $preferCssPageSize = false,
+        bool $generateDocumentOutline = false,
         bool $printBackground = false,
         bool $omitBackground = false,
         bool $landscape = false,
@@ -226,6 +231,7 @@ function (
             $marginLeft,
             $marginRight,
             $preferCssPageSize,
+            $generateDocumentOutline,
             $printBackground,
             $omitBackground,
             $landscape,
@@ -268,6 +274,7 @@ function (
             $marginLeft,
             $marginRight,
             $preferCssPageSize,
+            $generateDocumentOutline,
             $printBackground,
             $omitBackground,
             $landscape,
@@ -307,6 +314,7 @@ function (
         true,
         true,
         true,
+        true,
         1.0,
         '1-2',
         Stream::string('my_header.html', 'Header content'),
@@ -359,6 +367,7 @@ function (
         float|string $marginLeft = 0,
         float|string $marginRight = 0,
         bool $preferCssPageSize = false,
+        bool $generateDocumentOutline = false,
         bool $printBackground = false,
         bool $omitBackground = false,
         bool $landscape = false,
@@ -393,6 +402,7 @@ function (
             $marginLeft,
             $marginRight,
             $preferCssPageSize,
+            $generateDocumentOutline,
             $printBackground,
             $omitBackground,
             $landscape,
@@ -440,6 +450,7 @@ function (
             $marginLeft,
             $marginRight,
             $preferCssPageSize,
+            $generateDocumentOutline,
             $printBackground,
             $omitBackground,
             $landscape,
@@ -488,6 +499,7 @@ function (
         true,
         true,
         true,
+        true,
         1.0,
         '1-2',
         Stream::string('my_header.html', 'Header content'),
@@ -536,6 +548,7 @@ function hydrateChromiumPdfFormData(
     float|string $marginLeft = 0,
     float|string $marginRight = 0,
     bool $preferCssPageSize = false,
+    bool $generateDocumentOutline = false,
     bool $printBackground = false,
     bool $omitBackground = false,
     bool $landscape = false,
@@ -575,6 +588,10 @@ function hydrateChromiumPdfFormData(
         $chromium->preferCssPageSize();
     }
 
+    if ($generateDocumentOutline) {
+        $chromium->generateDocumentOutline();
+    }
+
     if ($printBackground) {
         $chromium->printBackground();
     }
@@ -688,6 +705,7 @@ function expectChromiumPdfOptions(
     float|string $marginLeft,
     float|string $marginRight,
     bool $preferCssPageSize,
+    bool $generateDocumentOutline,
     bool $printBackground,
     bool $omitBackground,
     bool $landscape,
@@ -728,6 +746,7 @@ function expectChromiumPdfOptions(
     }
 
     expect($body)->unless($preferCssPageSize === false, fn ($body) => $body->toContainFormValue('preferCssPageSize', '1'));
+    expect($body)->unless($generateDocumentOutline === false, fn ($body) => $body->toContainFormValue('generateDocumentOutline', '1'));
     expect($body)->unless($printBackground === false, fn ($body) => $body->toContainFormValue('printBackground', '1'));
     expect($body)->unless($omitBackground === false, fn ($body) => $body->toContainFormValue('omitBackground', '1'));
     expect($body)->unless($landscape === false, fn ($body) => $body->toContainFormValue('landscape', '1'));