diff --git cpp.orig/src/IceGrid/SessionI.h cpp/src/IceGrid/SessionI.h
index 3c67e20..f5c1b2e 100644
--- cpp.orig/src/IceGrid/SessionI.h
+++ cpp/src/IceGrid/SessionI.h
@@ -35,7 +35,7 @@ typedef IceUtil::Handle<Allocatable> AllocatablePtr;
 class SessionI;
 typedef IceUtil::Handle<SessionI> SessionIPtr;
 
-class BaseSessionI : virtual Ice::Object, public IceUtil::Mutex
+class BaseSessionI : virtual public Ice::Object, public IceUtil::Mutex
 {
 public: