diff --git a/wp-includes/class-wp-editor.php b/wp-includes/class-wp-editor.php
index 8812c770ab4..914613508ea 100644
--- a/wp-includes/class-wp-editor.php
+++ b/wp-includes/class-wp-editor.php
@@ -1679,7 +1679,7 @@ public static function editor_js() {
 					if (
 						! init.wp_skip_init &&
 						( $wrap.hasClass( 'tmce-active' ) || ! tinyMCEPreInit.qtInit.hasOwnProperty( id ) ) &&
-						( readyState === 'complete' || ( ! inPostbox && readyState === 'interactive' ) )
+						( ( inPostbox && readyState === 'complete' ) || ( ! inPostbox && readyState === 'interactive' ) )
 					) {
 						tinymce.init( init );
 
diff --git a/wp-includes/version.php b/wp-includes/version.php
index 54e817077d5..3151173dd1e 100644
--- a/wp-includes/version.php
+++ b/wp-includes/version.php
@@ -13,7 +13,7 @@
  *
  * @global string $wp_version
  */
-$wp_version = '5.8-alpha-51084';
+$wp_version = '5.8-alpha-51085';
 
 /**
  * Holds the WordPress DB revision, increments when changes are made to the WordPress DB schema.