diff --git a/wp-admin/includes/class-wp-screen.php b/wp-admin/includes/class-wp-screen.php
index 25373191ba..c7b35a49ad 100644
--- a/wp-admin/includes/class-wp-screen.php
+++ b/wp-admin/includes/class-wp-screen.php
@@ -530,7 +530,7 @@ final class WP_Screen {
 			}
 		}
 
-		sort( $priorities );
+		ksort( $priorities );
 
 		$sorted = array();
 		foreach ( $priorities as $list ) {
diff --git a/wp-includes/version.php b/wp-includes/version.php
index dac77d27d5..308f23a268 100644
--- a/wp-includes/version.php
+++ b/wp-includes/version.php
@@ -4,7 +4,7 @@
  *
  * @global string $wp_version
  */
-$wp_version = '4.5-alpha-36088';
+$wp_version = '4.5-alpha-36089';
 
 /**
  * Holds the WordPress DB revision, increments when changes are made to the WordPress DB schema.