1 files changed, 2 insertions, 1 deletions
diff --git a/core/Updates/0.2.34.php b/core/Updates/0.2.34.php
index 785627f875..5ad44f5268 100644
--- a/core/Updates/0.2.34.php
+++ b/core/Updates/0.2.34.php
@@ -9,6 +9,7 @@
  * @package Updates
  */
 use Piwik\Piwik;
+use Piwik\Plugins\SitesManager\API;
 use Piwik\Tracker\Cache;
 use Piwik\Updates;
 
@@ -21,7 +22,7 @@ class Piwik_Updates_0_2_34 extends Updates
     {
         // force regeneration of cache files following #648
         Piwik::setUserIsSuperUser();
-        $allSiteIds = Piwik_SitesManager_API::getInstance()->getAllSitesId();
+        $allSiteIds = API::getInstance()->getAllSitesId();
         Cache::regenerateCacheWebsiteAttributes($allSiteIds);
     }
 }