X-Git-Url: https://git.openstreetmap.org./nominatim.git/blobdiff_plain/0dd10c3fff9896ca23b884a7ec7a97002065d083..65ea0efe68fb52d0f591c964215866c9175adb6a:/lib/init-website.php

diff --git a/lib/init-website.php b/lib/init-website.php
index 94dba6f4..bcf3ebf7 100644
--- a/lib/init-website.php
+++ b/lib/init-website.php
@@ -5,7 +5,10 @@
 	{
 		header("Access-Control-Allow-Origin: *");
 		header("Access-Control-Allow-Methods: OPTIONS,GET");
-		header("Access-Control-Allow-Headers: ".$_SERVER['HTTP_ACCESS_CONTROL_REQUEST_HEADERS']);
+		if (!empty($_SERVER['HTTP_ACCESS_CONTROL_REQUEST_HEADERS']))
+		{
+			header("Access-Control-Allow-Headers: ".$_SERVER['HTTP_ACCESS_CONTROL_REQUEST_HEADERS']);
+		}
 	}
 	if ($_SERVER['REQUEST_METHOD'] == 'OPTIONS') exit;