diff --git a/lib/private/Files/FileInfo.php b/lib/private/Files/FileInfo.php
index 5912eefcf9c8d..7a984429d1f31 100644
--- a/lib/private/Files/FileInfo.php
+++ b/lib/private/Files/FileInfo.php
@@ -101,7 +101,7 @@ public function __construct($path, $storage, $internalPath, $data, $mount, $owne
 		$this->data = $data;
 		$this->mount = $mount;
 		$this->owner = $owner;
-		if (isset($this->data['unencrypted_size'])) {
+		if (isset($this->data['unencrypted_size']) && $this->data['unencrypted_size'] !== 0) {
 			$this->rawSize = $this->data['unencrypted_size'];
 		} else {
 			$this->rawSize = $this->data['size'] ?? 0;