diff --git a/src/Hal/Report/Html/Reporter.php b/src/Hal/Report/Html/Reporter.php
index 6304d8c2..01db5999 100644
--- a/src/Hal/Report/Html/Reporter.php
+++ b/src/Hal/Report/Html/Reporter.php
@@ -252,7 +252,7 @@ protected function getTrend($type, $key, $lowIsBetter = false, $highIsBetter = f
         }
 
         $oldValue = $last->$type->$key;
-        $newValue = isset($this->sum->$type->$key) ? $this->sum->$type->$key : 0;
+        $newValue = isset($this->$type->$key) ? $this->$type->$key : 0;
         if ($newValue > $oldValue) {
             $r = 'gt';
         } elseif ($newValue < $oldValue) {