diff --git a/src/Services/View.php b/src/Services/View.php
index 04e95bf..7136dcc 100644
--- a/src/Services/View.php
+++ b/src/Services/View.php
@@ -59,7 +59,12 @@ protected function appendMs(array $data): array
                     continue;
                 }
 
-                $value = sprintf('%s ms - %s', $this->roundTime($value['time']), $this->roundRam($value['ram']));
+                $time = $this->roundTime($value['time']);
+                $ram  = $this->roundRam($value['ram'] ?? null);
+
+                $value = ! empty($ram)
+                    ? sprintf('%s ms - %s', $time, $ram)
+                    : sprintf('%s ms', $time);
             }
         }
 
@@ -75,8 +80,12 @@ protected function roundTime(float $value): float
         return $value;
     }
 
-    protected function roundRam(float|int $bytes): string
+    protected function roundRam(float|int|null $bytes): ?string
     {
-        return $this->memory->format((int) $bytes);
+        if ($bytes !== null) {
+            return $this->memory->format((int) $bytes);
+        }
+
+        return null;
     }
 }
diff --git a/src/Transformers/Stats.php b/src/Transformers/Stats.php
index c43f3aa..232ffeb 100644
--- a/src/Transformers/Stats.php
+++ b/src/Transformers/Stats.php
@@ -42,7 +42,7 @@ protected function calculate(array $data): array
         }
 
         foreach ($data['total'] as $name => $value) {
-            $this->put($items, 'total', $name, fn () => ['time' => $value[0], 'ram' => $value[1]]);
+            $this->put($items, 'total', $name, fn () => ['time' => $value[0]]);
         }
 
         return $items;
diff --git a/tests/TestCase.php b/tests/TestCase.php
index dc66249..87cd3a5 100644
--- a/tests/TestCase.php
+++ b/tests/TestCase.php
@@ -16,6 +16,6 @@ protected function benchmark(): Benchmark
 
     protected function work(): void
     {
-        usleep(50);
+        usleep(10);
     }
 }