diff --git a/php/modules/Album.php b/php/modules/Album.php
index ac358c8..f2683e3 100644
--- a/php/modules/Album.php
+++ b/php/modules/Album.php
@@ -316,7 +316,7 @@ class Album extends Module {
 		# Send zip
 		header("Content-Type: application/zip");
 		header("Content-Disposition: attachment; filename=\"$zipTitle.zip\"");
-		header("Content-Length: ".filesize($filename));
+		header("Content-Length: " . filesize($filename));
 		readfile($filename);
 
 		# Delete zip