diff --git a/include/poller.php b/include/poller.php
index 68f65999e3..f95d3b1807 100644
--- a/include/poller.php
+++ b/include/poller.php
@@ -1,4 +1,15 @@
 <?php
+if (sizeof($_SERVER["argv"]) == 0)
+	die();
+
+$directory = dirname($_SERVER["argv"][0]);
+
+if (substr($directory, 0, 1) != "/")
+	$directory = $_SERVER["PWD"]."/".$directory;
+
+$directory = realpath($directory."/..");
+
+chdir($directory);
 
 require_once("boot.php");