diff --git a/src/wp-admin/includes/class-wp-filesystem-ssh2.php b/src/wp-admin/includes/class-wp-filesystem-ssh2.php
index bd2f6ba951..7032ae63d9 100644
--- a/src/wp-admin/includes/class-wp-filesystem-ssh2.php
+++ b/src/wp-admin/includes/class-wp-filesystem-ssh2.php
@@ -88,7 +88,7 @@ class WP_Filesystem_SSH2 extends WP_Filesystem_Base {
 			$this->options['public_key']  = $opt['public_key'];
 			$this->options['private_key'] = $opt['private_key'];
 
-			$this->options['hostkey'] = array( 'hostkey' => 'ssh-rsa' );
+			$this->options['hostkey'] = array( 'hostkey' => 'ssh-rsa,ssh-ed25519' );
 
 			$this->keys = true;
 		} elseif ( empty( $opt['username'] ) ) {