diff --git a/examples/master/repository/coredevice_examples/transport.py b/examples/master/repository/coredevice_examples/transport.py
index e60fe1989..ba367bdbc 100644
--- a/examples/master/repository/coredevice_examples/transport.py
+++ b/examples/master/repository/coredevice_examples/transport.py
@@ -17,8 +17,8 @@ class Transport(EnvExperiment):
 
         self.setattr_argument("wait_at_stop", NumberValue(100*us))
         self.setattr_argument("speed", NumberValue(1/(10*us)))
-        self.setattr_argument("repeats", NumberValue(100))
-        self.setattr_argument("bins", NumberValue(100))
+        self.repeats = int(self.get_argument("repeats", NumberValue(100)))
+        self.bins = int(self.get_argument("bins", NumberValue(100)))
 
         t = np.linspace(0, 10, 101)  # waveform time
         u = 1 - np.cos(np.pi*t/t[-1])