diff --git a/humanstxt.module b/humanstxt.module
index 69f589c..0c880da 100644
--- a/humanstxt.module
+++ b/humanstxt.module
@@ -6,6 +6,7 @@
  */
 
 use Drupal\Core\Routing\RouteMatchInterface;
+use Drupal\Core\Url;
 
 /**
  * Implements hook_help().
@@ -47,3 +48,17 @@ function humanstxt_help($route_name, RouteMatchInterface $route_match) {
   }
 }
 
+/**
+ * Implements hook_page_attachments().
+ */
+function humanstxt_page_attachments(array &$attachments) {
+  // Testing the current value of the config item to insert the link.
+  if (\Drupal::config('humanstxt.settings')->get('display_link')) {
+
+    // Getting the absolute path to the humans.txt file.
+    $humanstxt_path =  Url::fromRoute('humanstxt.content', [],  ['absolute' => TRUE])->toString();
+
+    // Adding new head link tag as in RenderAttachedTestController::htmlHeaderLink
+    $attachments['#attached']['html_head_link'][] = [['rel' => 'author', 'type' => 'text/plain', 'hreflang' => 'x-default', 'href' => $humanstxt_path], TRUE];
+  }
+}