diff --git a/core/Tracker/Cache.php b/core/Tracker/Cache.php
index 01519a07e06811112a04948bb15b9ba3b60b3d0f..49526a6bb876b5f188d2aa9686938dc35ab886fc 100644
--- a/core/Tracker/Cache.php
+++ b/core/Tracker/Cache.php
@@ -18,9 +18,11 @@
 class Piwik_Tracker_Cache
 {
 	/**
+	 * Public for tests only
 	 * @var Piwik_CacheFile
 	 */
-	static $trackerCache = null;
+	static public $trackerCache = null;
+
 	static protected function getInstance()
 	{
 		if(is_null(self::$trackerCache)) {
diff --git a/tests/LocalTracker.php b/tests/LocalTracker.php
index f9f7fc6a2792789904a8553267d212528ee998dc..b4d56cfff55ae24e156417b6b408ec24d011ca6c 100755
--- a/tests/LocalTracker.php
+++ b/tests/LocalTracker.php
@@ -46,7 +46,7 @@ class Piwik_LocalTracker extends PiwikTracker
 		}
 		
 		// unset cached values
-		Piwik_Common::$trackerCache = null;
+		Piwik_Tracker_Cache::$trackerCache = null;
 		Piwik_Tracker::setForceIp(null);
 		Piwik_Tracker::setForceDateTime(null);
 		Piwik_Tracker::setForceVisitorId(null);
@@ -60,7 +60,7 @@ class Piwik_LocalTracker extends PiwikTracker
 		// modify config
 		$GLOBALS['PIWIK_TRACKER_MODE'] = true;
 		$GLOBALS['PIWIK_TRACKER_LOCAL_TRACKING'] = true;
-		Piwik_Common::$initTrackerMode = false;
+		Piwik_Tracker::$initTrackerMode = false;
 		Piwik_Tracker::setTestEnvironment($testEnvironmentArgs, $method);
 		
 		// set language