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diff --git a/vendor/chi-teck/drupal-code-generator/templates/d7/hook/html_head_alter.twig b/vendor/chi-teck/drupal-code-generator/templates/d7/hook/html_head_alter.twig
new file mode 100644
index 000000000..b931d6e79
--- /dev/null
+++ b/vendor/chi-teck/drupal-code-generator/templates/d7/hook/html_head_alter.twig
@@ -0,0 +1,11 @@
+/**
+ * Implements hook_html_head_alter().
+ */
+function {{ machine_name }}_html_head_alter(&$head_elements) {
+  foreach ($head_elements as $key => $element) {
+    if (isset($element['#attributes']['rel']) && $element['#attributes']['rel'] == 'canonical') {
+      // I want a custom canonical URL.
+      $head_elements[$key]['#attributes']['href'] = mymodule_canonical_url();
+    }
+  }
+}