diff --git a/configs/ruby/Network_test.py b/configs/ruby/Network_test.py
index de38e72fb..c1a1f9509 100644
--- a/configs/ruby/Network_test.py
+++ b/configs/ruby/Network_test.py
@@ -93,11 +93,8 @@ def create_system(options, system, piobus, dma_ports, ruby_system):
                                 ruby_system = ruby_system)
 
         l1_cntrl.sequencer = cpu_seq
-
-        if piobus != None:
-            cpu_seq.pio_port = piobus.slave
-
         exec("ruby_system.l1_cntrl%d = l1_cntrl" % i)
+
         #
         # Add controllers and sequencers to the appropriate lists
         #