diff --git a/src/nzg_iface.h b/src/nzg_iface.h
index 9304285..e3d0982 100644
--- a/src/nzg_iface.h
+++ b/src/nzg_iface.h
@@ -57,9 +57,10 @@ typedef struct MsgSpace {
 /* struct msgSpaceListElem * next; */
 
 typedef struct MsgSpaceListElem {
-  void * id;
+//  void * id;
   int ownerPid;
-  msgSpaceListElemId next;
+  msgSpaceListId idList;
+  msgSpaceListElemId idListElem;
 } * msgSpaceList, msgSpaceListElem;