diff --git a/wp-includes/theme.php b/wp-includes/theme.php
index d1e9246f38..9515278640 100644
--- a/wp-includes/theme.php
+++ b/wp-includes/theme.php
@@ -711,9 +711,10 @@ function get_theme_root_uri( $stylesheet_or_template = false ) {
  * @since 3.1.0
  *
  * @param string $stylesheet_or_template The stylesheet or template name of the theme
+ * @param bool $skip_cache Optional. Whether to skip the cache. Defaults to false, meaning the cache is used.
  * @return string Theme root
  */
-function get_raw_theme_root( $stylesheet_or_template, $no_cache = false ) {
+function get_raw_theme_root( $stylesheet_or_template, $skip_cache = false ) {
 	global $wp_theme_directories;
 
 	if ( count($wp_theme_directories) <= 1 )
@@ -722,7 +723,7 @@ function get_raw_theme_root( $stylesheet_or_template, $no_cache = false ) {
 	$theme_root = false;
 
 	// If requesting the root for the current theme, consult options to avoid calling get_theme_roots()
-	if ( !$no_cache ) {
+	if ( ! $skip_cache ) {
 		if ( get_option('stylesheet') == $stylesheet_or_template )
 			$theme_root = get_option('stylesheet_root');
 		elseif ( get_option('template') == $stylesheet_or_template )