diff --git a/wp-includes/class-wp-admin-bar.php b/wp-includes/class-wp-admin-bar.php
index 3568be0789..3603b5be44 100644
--- a/wp-includes/class-wp-admin-bar.php
+++ b/wp-includes/class-wp-admin-bar.php
@@ -506,7 +506,7 @@ class WP_Admin_Bar {
 
 		foreach ( $attributes as $attribute ) {
 			if ( ! empty( $node->meta[ $attribute ] ) ) {
-				echo " $attribute='" . esc_attr( $node->meta[ $attribute ] ) . '"';
+				echo " $attribute='" . esc_attr( $node->meta[ $attribute ] ) . "'";
 			}
 		}
 
diff --git a/wp-includes/version.php b/wp-includes/version.php
index 24fb1d0dbf..0399c22415 100644
--- a/wp-includes/version.php
+++ b/wp-includes/version.php
@@ -4,7 +4,7 @@
  *
  * @global string $wp_version
  */
-$wp_version = '5.0-alpha-42130';
+$wp_version = '5.0-alpha-42131';
 
 /**
  * Holds the WordPress DB revision, increments when changes are made to the WordPress DB schema.