diff --git a/lib/behat/behat_base.php b/lib/behat/behat_base.php
index 3e7d9d84432..c42d38ef5d7 100644
--- a/lib/behat/behat_base.php
+++ b/lib/behat/behat_base.php
@@ -197,6 +197,18 @@ class behat_base extends Behat\MinkExtension\Context\RawMinkContext {
      * @return array The selector, locator, and container to search within
      */
     public function normalise_selector(string $selector, $locator, Element $container): array {
+        // Check for specific transformations for this selector type.
+        $transformfunction = "transform_find_for_{$selector}";
+        if (method_exists('behat_selectors', $transformfunction)) {
+            // A selector-specific transformation exists.
+            // Perform initial transformation of the selector within the current container.
+            [
+                'selector' => $selector,
+                'locator' => $locator,
+                'container' => $container,
+            ] = behat_selectors::{$transformfunction}($this, $locator, $container);
+        }
+
         // Normalise the css and xpath selector types.
         if ('css_element' === $selector) {
             $selector = 'css';