diff --git a/airtime_mvc/application/models/Systemstatus.php b/airtime_mvc/application/models/Systemstatus.php
index 7d51eaf54..e33da8db7 100644
--- a/airtime_mvc/application/models/Systemstatus.php
+++ b/airtime_mvc/application/models/Systemstatus.php
@@ -219,6 +219,9 @@ class Application_Model_Systemstatus
         $totalSpace = Application_Model_Preference::GetDiskQuota();
 
         $usedSpace = Application_Model_Preference::getDiskUsage();
+        if (!$usedSpace) {
+            $usedSpace = 0;
+        }
         /* $path = $_SERVER['AIRTIME_BASE']."etc/airtime/num_bytes.ini";
         $arr = parse_ini_file($path);