diff --git a/tests/configs/o3-timing-mp-ruby.py b/tests/configs/o3-timing-mp-ruby.py
index 77e1ba9..afa46fa 100644
--- a/tests/configs/o3-timing-mp-ruby.py
+++ b/tests/configs/o3-timing-mp-ruby.py
@@ -34,7 +34,7 @@
 cpus = [ DerivO3CPU(cpu_id=i) for i in xrange(nb_cores) ]
 
 import ruby_config
-ruby_memory = ruby_config.generate("MI_example-homogeneous.rb", nb_cores)
+ruby_memory = ruby_config.generate("TwoLevel_SplitL1UnifiedL2.rb", nb_cores)
 
 # system simulated
 system = System(cpu = cpus, physmem = ruby_memory, membus = Bus())