diff --git a/src/Resque/Stat.php b/src/Resque/Stat.php
index 76bd069..45bfe45 100644
--- a/src/Resque/Stat.php
+++ b/src/Resque/Stat.php
@@ -71,6 +71,6 @@ class Stat
      */
     public static function clear(string $stat): bool
     {
-        return (bool)Resque::redis()->unlink('stat:' . $stat);
+        return (bool)Resque::redis()->del('stat:' . $stat);
     }
 }
diff --git a/tests/Resque/Tests/WorkerTest.php b/tests/Resque/Tests/WorkerTest.php
index a8d0a69..e1b22e4 100644
--- a/tests/Resque/Tests/WorkerTest.php
+++ b/tests/Resque/Tests/WorkerTest.php
@@ -198,6 +198,9 @@ class WorkerTest extends TestCase
         $worker->work(0);
         $worker->work(0);
 
+        // Allow time for async unlink to work
+        sleep(2);
+
         $this->assertEquals(0, $worker->getStat('processed'));
         $this->assertEquals(0, $worker->getStat('failed'));
     }