diff --git a/wp-admin/includes/update-core.php b/wp-admin/includes/update-core.php
index a17c03359a..005d70cbf6 100644
--- a/wp-admin/includes/update-core.php
+++ b/wp-admin/includes/update-core.php
@@ -1599,6 +1599,10 @@ function update_core( $from, $to ) {
 function _preload_old_requests_classes_and_interfaces( $to ) {
 	global $_old_requests_files, $wp_filesystem;
 
+	if ( ! defined( 'REQUESTS_SILENCE_PSR0_DEPRECATIONS' ) ) {
+		define( 'REQUESTS_SILENCE_PSR0_DEPRECATIONS', true );
+	}
+
 	foreach ( $_old_requests_files as $name => $file ) {
 		// Skip files that aren't interfaces or classes.
 		if ( is_int( $name ) ) {
diff --git a/wp-includes/version.php b/wp-includes/version.php
index 16a6d6c92a..ee89257d07 100644
--- a/wp-includes/version.php
+++ b/wp-includes/version.php
@@ -16,7 +16,7 @@
  *
  * @global string $wp_version
  */
-$wp_version = '6.2-alpha-55224';
+$wp_version = '6.2-alpha-55225';
 
 /**
  * Holds the WordPress DB revision, increments when changes are made to the WordPress DB schema.