diff --git a/src/NServiceBus.NHibernate/SharedSession/OpenSessionBehavior.cs b/src/NServiceBus.NHibernate/SharedSession/OpenSessionBehavior.cs
index 4c63023e2..a50f8c584 100644
--- a/src/NServiceBus.NHibernate/SharedSession/OpenSessionBehavior.cs
+++ b/src/NServiceBus.NHibernate/SharedSession/OpenSessionBehavior.cs
@@ -130,6 +130,7 @@ public Registration()
             {
                 InsertAfter(WellKnownStep.ExecuteUnitOfWork);
                 InsertAfterIfExists("OutboxDeduplication");
+                InsertBefore(WellKnownStep.MutateIncomingTransportMessage);
                 InsertBeforeIfExists("OutboxRecorder");
                 InsertBeforeIfExists(WellKnownStep.InvokeSaga);
             }