diff --git a/wp-includes/kses.php b/wp-includes/kses.php
index 31998dcaa8..fa3b343cac 100644
--- a/wp-includes/kses.php
+++ b/wp-includes/kses.php
@@ -2248,8 +2248,6 @@ function safecss_filter_attr( $css, $deprecated = '' ) {
 			'margin-left',
 			'margin-top',
 
-			'object-position',
-
 			'padding',
 			'padding-right',
 			'padding-bottom',
diff --git a/wp-includes/version.php b/wp-includes/version.php
index 41a1f05f7a..88ac0425cf 100644
--- a/wp-includes/version.php
+++ b/wp-includes/version.php
@@ -13,7 +13,7 @@
  *
  * @global string $wp_version
  */
-$wp_version = '5.8-alpha-50921';
+$wp_version = '5.8-alpha-50922';
 
 /**
  * Holds the WordPress DB revision, increments when changes are made to the WordPress DB schema.