diff --git a/src/mem/protocol/MOESI_hammer-cache.sm b/src/mem/protocol/MOESI_hammer-cache.sm
index 659979ddfa..6739f628ef 100644
--- a/src/mem/protocol/MOESI_hammer-cache.sm
+++ b/src/mem/protocol/MOESI_hammer-cache.sm
@@ -265,7 +265,7 @@ machine(L1Cache, "AMD Hammer-like protocol")
     return cache_entry.AtomicAccessed;
   }
 
-  MessageBuffer triggerQueue, ordered="true";
+  MessageBuffer triggerQueue, ordered="false";
 
   // ** OUT_PORTS **