diff --git a/piwik.php b/piwik.php
index 271825f81a6693c56492d610c6cf1c718c6d615d..edce11447e4bd9f8a9eaf58201ff4b405e15a4ec 100644
--- a/piwik.php
+++ b/piwik.php
@@ -67,11 +67,15 @@ require_once PIWIK_INCLUDE_PATH . '/core/Tracker/Cache.php';
 require_once PIWIK_INCLUDE_PATH . '/core/Tracker/Request.php';
 require_once PIWIK_INCLUDE_PATH . '/core/Cookie.php';
 
-Tracker::loadTrackerEnvironment();
-
 session_cache_limiter('nocache');
 @date_default_timezone_set('UTC');
 
+try {
+    Tracker::loadTrackerEnvironment();
+} catch (Exception $e) {
+    // eg. Piwik is not installed yet
+}
+
 $tracker    = new Tracker();
 $requestSet = new RequestSet();