diff --git a/src/Symfony/Component/Filesystem/Filesystem.php b/src/Symfony/Component/Filesystem/Filesystem.php
index 2c4c34dc53de6..30fbb213aced0 100644
--- a/src/Symfony/Component/Filesystem/Filesystem.php
+++ b/src/Symfony/Component/Filesystem/Filesystem.php
@@ -443,7 +443,7 @@ public function makePathRelative(string $endPath, string $startPath)
         [$endPath, $endDriveLetter] = $stripDriveLetter($endPath);
         [$startPath, $startDriveLetter] = $stripDriveLetter($startPath);
 
-        if ($endDriveLetter && $startDriveLetter && $endDriveLetter <> $startDriveLetter) {
+        if ($endDriveLetter && $startDriveLetter && $endDriveLetter != $startDriveLetter) {
             // Different drives
             return $endDriveLetter.':'.$endPath;
         }