diff --git a/include/my_functions.php b/include/my_functions.php
index 536248f..359c70b 100644
--- a/include/my_functions.php
+++ b/include/my_functions.php
@@ -30,7 +30,7 @@ function upload($source, $destination, $content_type="application/octet-stream")
 #	header("Cache-Control: no-store, no-cache, must-revalidate");
 #	header("Cache-Control: post-check=0, pre-check=0", false);
 #	header("Pragma: no-cache");
-        header("Content-Type: $content_type");
+    header("Content-Type: $content_type");
 
 	if (is_array($source)) {
 		$fsize = 0;