diff --git a/plugins/Live/API.php b/plugins/Live/API.php
index 935762c79dcf207fc7a0b6c6adcfea3a21a6b2ef..12f6b0583782a7b61b5d2a07b077ffc70951e19d 100644
--- a/plugins/Live/API.php
+++ b/plugins/Live/API.php
@@ -347,7 +347,7 @@ class API extends \Piwik\Plugin\API
         }
 
         $formatter = new Formatter();
-        $result['totalVisitDurationPretty'] = $formatter->getPrettyTimeFromSeconds($result['totalVisitDuration']);
+        $result['totalVisitDurationPretty'] = $formatter->getPrettyTimeFromSeconds($result['totalVisitDuration'], true);
 
         // use requested visits for first/last visit info
         $rows = $visits->getRows();