diff --git a/configs/example/memcheck.py b/configs/example/memcheck.py
index 18c75376f..17cab8b04 100644
--- a/configs/example/memcheck.py
+++ b/configs/example/memcheck.py
@@ -285,6 +285,7 @@ make_cache_level(cachespec, cache_proto, len(cachespec), None)
 # Connect the lowest level crossbar to the memory
 last_subsys = getattr(system, 'l%dsubsys0' % len(cachespec))
 last_subsys.xbar.master = system.physmem.port
+last_subsys.xbar.point_of_coherency = True
 
 root = Root(full_system = False, system = system)
 if options.atomic: