diff --git a/wp-admin/includes/class-wp-filesystem-ssh2.php b/wp-admin/includes/class-wp-filesystem-ssh2.php
index 7ee9f9a78f..4ed94ea067 100644
--- a/wp-admin/includes/class-wp-filesystem-ssh2.php
+++ b/wp-admin/includes/class-wp-filesystem-ssh2.php
@@ -695,6 +695,9 @@ class WP_Filesystem_SSH2 extends WP_Filesystem_Base {
 			return false;
 		}
 
+		// Set directory permissions.
+		ssh2_sftp_chmod( $this->sftp_link, $path, $chmod );
+
 		if ( $chown ) {
 			$this->chown( $path, $chown );
 		}
diff --git a/wp-includes/version.php b/wp-includes/version.php
index b56809469e..d78145e1f6 100644
--- a/wp-includes/version.php
+++ b/wp-includes/version.php
@@ -13,7 +13,7 @@
  *
  * @global string $wp_version
  */
-$wp_version = '5.5-alpha-48089';
+$wp_version = '5.5-alpha-48090';
 
 /**
  * Holds the WordPress DB revision, increments when changes are made to the WordPress DB schema.