diff --git a/src/sys/include/mpi/mpi.h b/src/sys/include/mpi/mpi.h
index 8cbef51..b0d7048 100644
--- a/src/sys/include/mpi/mpi.h
+++ b/src/sys/include/mpi/mpi.h
@@ -33,10 +33,12 @@
 #include <ubixos/types.h>
 #include <ubixos/sched.h>
 
+#define MESSAGE_LENGTH 128
+
 struct mpiMessage {
   struct mpiMessage *next;
   uInt32             type;
-  char               data[512];
+  char               data[MESSAGE_LENGTH];
   };
 
 struct mpiMbox {
@@ -62,6 +64,9 @@
 
 /***
  $Log$
+ Revision 1.5  2004/05/25 18:29:57  reddawg
+ We now lock onto a pid
+
  Revision 1.4  2004/05/25 16:52:22  reddawg
  We now have mpiDestroyMbox(char *) This will of course destroy a mail box