diff --git a/bin/upnp-discover b/bin/upnp-discover
index 14cb075..27a9c73 100755
--- a/bin/upnp-discover
+++ b/bin/upnp-discover
@@ -8,7 +8,14 @@
 // Licensed under GNU GPL v3 or later.
 //
 
-require_once __DIR__."/../vendor/autoload.php";
+foreach ([
+    __DIR__."/../../autoload.php",
+    __DIR__."/../vendor/autoload.php"
+] as $autoload) {
+    if (file_exists($autoload)) {
+        require_once $autoload; break;
+    }
+}
 
 use NoccyLabs\UPnP\SSDP\Device;
 use NoccyLabs\UPnP\SSDP\Discovery;