diff --git a/wp-includes/script-loader.php b/wp-includes/script-loader.php
index 692785a5b2..9e880c7ddd 100644
--- a/wp-includes/script-loader.php
+++ b/wp-includes/script-loader.php
@@ -373,7 +373,7 @@ function wp_default_scripts( &$scripts ) {
 			'l10n_print_after' => 'try{convertEntities(wordCountL10n);}catch(e){};'
 		));
 
-		$scripts->add( 'theme-preview', "/wp-admin/js/theme$suffix.js", array( 'thickbox', 'jquery' ), '20100407' );
+		$scripts->add( 'theme', "/wp-admin/js/theme$suffix.js", array( 'thickbox', 'jquery' ), '20100407' );
 		$scripts->add_data( 'theme', 'group', 1 );
 
 		$scripts->add( 'theme-preview', "/wp-admin/js/theme-preview$suffix.js", array( 'thickbox', 'jquery' ), '20100407' );