diff --git a/test/AbstractContextTest.php b/test/AbstractContextTest.php
index <HASH>..<HASH> 100644
--- a/test/AbstractContextTest.php
+++ b/test/AbstractContextTest.php
@@ -39,7 +39,7 @@ abstract class AbstractContextTest extends TestCase {
 
         $context->start();
 
-        $this->assertRunTimeLessThan([$context, 'kill'], 100);
+        $this->assertRunTimeLessThan([$context, 'kill'], 250);
 
         $this->assertFalse($context->isRunning());
     }
diff --git a/test/Worker/AbstractWorkerTest.php b/test/Worker/AbstractWorkerTest.php
index <HASH>..<HASH> 100644
--- a/test/Worker/AbstractWorkerTest.php
+++ b/test/Worker/AbstractWorkerTest.php
@@ -81,7 +81,7 @@ abstract class AbstractWorkerTest extends TestCase {
         $worker = $this->createWorker();
         $worker->start();
 
-        $this->assertRunTimeLessThan([$worker, 'kill'], 200);
+        $this->assertRunTimeLessThan([$worker, 'kill'], 250);
         $this->assertFalse($worker->isRunning());
     }
 }
Allow more time for kill

Threads only check once every <I> ms.