diff --git a/src/wp-includes/script-loader.php b/src/wp-includes/script-loader.php
index 4387cc7726..98e4a870c2 100644
--- a/src/wp-includes/script-loader.php
+++ b/src/wp-includes/script-loader.php
@@ -606,7 +606,7 @@ function wp_default_styles( &$styles ) {
 
 	// Includes CSS
 	$styles->add( 'admin-bar',      "/wp-includes/css/admin-bar$suffix.css", array( 'open-sans', 'dashicons' ) );
-	$styles->add( 'wp-auth-check',  "/wp-includes/css/wp-auth-check$suffix.css", array( 'dashicons', 'colors' ) );
+	$styles->add( 'wp-auth-check',  "/wp-includes/css/wp-auth-check$suffix.css", array( 'dashicons' ) );
 	$styles->add( 'editor-buttons', "/wp-includes/css/editor$suffix.css", array( 'dashicons' ) );
 	$styles->add( 'media-views',    "/wp-includes/css/media-views$suffix.css", array( 'buttons', 'dashicons' ) );
 	$styles->add( 'wp-pointer',     "/wp-includes/css/wp-pointer$suffix.css", array( 'dashicons' ) );