From 1e9e0648dd2e701f6d7abc4ac1e5ca5e377e1a89 Mon Sep 17 00:00:00 2001
From: W0rma <beck.worma@gmail.com>
Date: Wed, 4 Nov 2026 08:07:03 +0100
Subject: [PATCH] Bugfix: ftp_mdtm() returns -1 on error

---
 src/Codeception/Module/FTP.php | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/src/Codeception/Module/FTP.php b/src/Codeception/Module/FTP.php
index b8109f1..764b88a 100644
--- a/src/Codeception/Module/FTP.php
+++ b/src/Codeception/Module/FTP.php
@@ -714,11 +714,11 @@ private function modified(string $filename): int
             if ($info) {
                 return $info['mtime'];
             }
-        } elseif (($time = @ftp_mdtm($this->ftp, $filename)) !== 0) {
+        } elseif (($time = @ftp_mdtm($this->ftp, $filename)) !== -1) {
             return $time;
         }
 
-        $this->fail("couldn't get the file size for {$filename}");
+        $this->fail("couldn't get the last modified time for {$filename}");
     }
 
     protected function sftpConnect(string $user, string $password): void