diff --git a/tests/Acceptance/App/Runtime/RRStarter.php b/tests/Acceptance/App/Runtime/RRStarter.php
index 5e0137671..3809dcd1e 100644
--- a/tests/Acceptance/App/Runtime/RRStarter.php
+++ b/tests/Acceptance/App/Runtime/RRStarter.php
@@ -15,7 +15,7 @@ public function __construct(
         private State $runtime,
     ) {
         $this->environment = Environment::create();
-        \register_shutdown_function(fn() => $this->stop());
+        // \register_shutdown_function(fn() => $this->stop());
     }
 
     public function start(): void
diff --git a/tests/Acceptance/App/Runtime/TemporalStarter.php b/tests/Acceptance/App/Runtime/TemporalStarter.php
index 468ad81c2..c684794fd 100644
--- a/tests/Acceptance/App/Runtime/TemporalStarter.php
+++ b/tests/Acceptance/App/Runtime/TemporalStarter.php
@@ -14,7 +14,7 @@ final class TemporalStarter
     public function __construct()
     {
         $this->environment = Environment::create();
-        \register_shutdown_function(fn() => $this->stop());
+        // \register_shutdown_function(fn() => $this->stop());
     }
 
     public function start(): void