diff --git a/wp-includes/class-wp-block-parser.php b/wp-includes/class-wp-block-parser.php
index 8b565f1a28..eb4c21a973 100644
--- a/wp-includes/class-wp-block-parser.php
+++ b/wp-includes/class-wp-block-parser.php
@@ -410,7 +410,7 @@ class WP_Block_Parser {
 		 * match back in PHP to see which one it was.
 		 */
 		$has_match = preg_match(
-			'/<!--\s+(?<closer>\/)?wp:(?<namespace>[a-z][a-z0-9_-]*\/)?(?<name>[a-z][a-z0-9_-]*)\s+(?<attrs>{(?:(?:[^}]+|}+(?=})|(?!}\s+\/?-->).)*+)?}\s+)?(?<void>\/)?-->/s',
+			'/<!--\s+(?P<closer>\/)?wp:(?P<namespace>[a-z][a-z0-9_-]*\/)?(?P<name>[a-z][a-z0-9_-]*)\s+(?P<attrs>{(?:(?:[^}]+|}+(?=})|(?!}\s+\/?-->).)*+)?}\s+)?(?P<void>\/)?-->/s',
 			$this->document,
 			$matches,
 			PREG_OFFSET_CAPTURE,
diff --git a/wp-includes/script-loader.php b/wp-includes/script-loader.php
index 68eaf42821..b02dfdda27 100644
--- a/wp-includes/script-loader.php
+++ b/wp-includes/script-loader.php
@@ -229,9 +229,9 @@ function wp_default_packages_scripts( &$scripts ) {
 		'annotations'                        => '1.0.8',
 		'autop'                              => '2.0.2',
 		'blob'                               => '2.1.0',
-		'block-library'                      => '2.2.15',
-		'block-serialization-default-parser' => '2.0.4',
-		'blocks'                             => '6.0.5',
+		'block-library'                      => '2.2.16',
+		'block-serialization-default-parser' => '2.0.5',
+		'blocks'                             => '6.0.6',
 		'components'                         => '7.0.8',
 		'compose'                            => '3.0.1',
 		'core-data'                          => '2.0.17',
@@ -240,11 +240,11 @@ function wp_default_packages_scripts( &$scripts ) {
 		'deprecated'                         => '2.0.5',
 		'dom'                                => '2.0.8',
 		'dom-ready'                          => '2.0.2',
-		'edit-post'                          => '3.1.10',
-		'editor'                             => '9.0.10',
+		'edit-post'                          => '3.1.11',
+		'editor'                             => '9.0.11',
 		'element'                            => '2.1.9',
 		'escape-html'                        => '1.0.1',
-		'format-library'                     => '1.2.13',
+		'format-library'                     => '1.2.14',
 		'hooks'                              => '2.0.5',
 		'html-entities'                      => '2.0.4',
 		'i18n'                               => '3.1.1',
diff --git a/wp-includes/version.php b/wp-includes/version.php
index c1bb40deed..282dba16e8 100644
--- a/wp-includes/version.php
+++ b/wp-includes/version.php
@@ -13,7 +13,7 @@
  *
  * @global string $wp_version
  */
-$wp_version = '5.1-beta3-44728';
+$wp_version = '5.1-beta3-44729';
 
 /**
  * Holds the WordPress DB revision, increments when changes are made to the WordPress DB schema.