diff --git a/artiq/examples/master/repository/coredevice_examples/transport.py b/artiq/examples/master/repository/coredevice_examples/transport.py
index 5b67b27d9..361d9e5f7 100644
--- a/artiq/examples/master/repository/coredevice_examples/transport.py
+++ b/artiq/examples/master/repository/coredevice_examples/transport.py
@@ -66,6 +66,7 @@ class Transport(EnvExperiment):
 
     @kernel
     def one(self):
+        delay(1*ms)
         self.cool()
         self.transport()
         return self.detect()