diff --git a/REST/functions.php b/REST/functions.php
index 790a59ed..1da288ac 100644
--- a/REST/functions.php
+++ b/REST/functions.php
@@ -576,5 +576,6 @@ function exportToCSVFile($res, $fullpath, array $headers = null, $delimiter = ';
     }
 
     fclose($fp);
-    return ['ok'=>true, 'path'=>$fullpath, 'rows'=>$count, 'error'=>null];
+    $chmod_ok = @chmod($fullpath, 0664);
+    return ['ok'=>true, 'path'=>$fullpath, 'rows'=>$count, 'chmod'=>$chmod_ok, 'error'=>null];
 }
\ No newline at end of file