diff --git a/wp-includes/theme.php b/wp-includes/theme.php
index 18afee3abd..b8f664d140 100644
--- a/wp-includes/theme.php
+++ b/wp-includes/theme.php
@@ -4210,6 +4210,21 @@ function wp_is_block_theme() {
 	return wp_get_theme()->is_block_theme();
 }
 
+/**
+ * Given an element name, returns a class name.
+ *
+ * Alias of WP_Theme_JSON::get_element_class_name.
+ *
+ * @since 6.1.0
+ *
+ * @param string $element The name of the element.
+ *
+ * @return string The name of the class.
+ */
+function wp_theme_get_element_class_name( $element ) {
+	return WP_Theme_JSON::get_element_class_name( $element );
+}
+
 /**
  * Adds default theme supports for block themes when the 'setup_theme' action fires.
  *
diff --git a/wp-includes/version.php b/wp-includes/version.php
index e15db67ef5..329838cea4 100644
--- a/wp-includes/version.php
+++ b/wp-includes/version.php
@@ -16,7 +16,7 @@
  *
  * @global string $wp_version
  */
-$wp_version = '6.1-alpha-54173';
+$wp_version = '6.1-alpha-54174';
 
 /**
  * Holds the WordPress DB revision, increments when changes are made to the WordPress DB schema.