1 files changed, 1 insertions, 0 deletions

diff --git a/index.php b/index.php
index e3486c3e3f..6c886d84a3 100644
--- a/index.php
+++ b/index.php
@@ -34,6 +34,7 @@ session_cache_limiter('nocache');
 @date_default_timezone_set('UTC');
 require_once PIWIK_INCLUDE_PATH . '/vendor/autoload.php';
 require_once PIWIK_INCLUDE_PATH . '/core/Loader.php';
+require_once PIWIK_INCLUDE_PATH . '/core/functions.php';
 
 if (!defined('PIWIK_ENABLE_ERROR_HANDLER') || PIWIK_ENABLE_ERROR_HANDLER) {
     require_once PIWIK_INCLUDE_PATH . '/core/ErrorHandler.php';