diff --git a/NEWS b/NEWS
index 605cbfa034583995c8e49cec3298ad5a6c304121..a0748fa3093a41b1e2d75ae7ecd1025995f43455 100644
--- a/NEWS
+++ b/NEWS
@@ -5,6 +5,7 @@ documents those changes that are of interest to users and admins.
 =============================
  -- Enhanced performance and debugging for slurmctld reconfiguration.
  -- Add "scontrol update Jobid=# Nice=#" support.
+ -- Basic slurmctld and tool functionality validated to 16k nodes.
 
 * Changes in SLURM 0.7.0-pre4
 =============================
diff --git a/src/common/slurm_protocol_socket_implementation.c b/src/common/slurm_protocol_socket_implementation.c
index 07370e3e5801a66225ee59f64a3c54f32a06fe24..c7ded675422cd36f347ace9f925cb7cec3e9d820 100644
--- a/src/common/slurm_protocol_socket_implementation.c
+++ b/src/common/slurm_protocol_socket_implementation.c
@@ -74,7 +74,7 @@
  *  Maximum message size. Messages larger than this value (in bytes)
  *  will not be received.
  */
-#define MAX_MSG_SIZE     (512*1024)
+#define MAX_MSG_SIZE     (1024*1024)
 
 /****************************************************************
  * MIDDLE LAYER MSG FUNCTIONS