diff --git a/lib/fileproxy/quota.php b/lib/fileproxy/quota.php
index dab41c5e9066969f482f34e129505fb9594e0a1b..0b2b584870e5c87ca8eb4ba4eb8b4662784a42fb 100644
--- a/lib/fileproxy/quota.php
+++ b/lib/fileproxy/quota.php
@@ -54,8 +54,8 @@ class OC_FileProxy_Quota extends OC_FileProxy{
 	 * @return int
 	 */
 	private function getFreeSpace(){
-		$rootInfo=OC_FileCache_Cached::get('');
-		$sharedInfo=OC_FileCache_Cached::get('/Shared');
+		$rootInfo=OC_FileCache::get('');
+		$sharedInfo=OC_FileCache::get('/Shared');
 		$usedSpace=isset($rootInfo['size'])?$rootInfo['size']:0;
 		$usedSpace=isset($sharedInfo['size'])?$rootInfo['size']-$sharedInfo['size']:$rootInfo['size'];
 		$totalSpace=$this->getQuota();