diff --git a/source/include/messages.h b/source/include/messages.h
index 0e995039ff5..2b8ca8bbe97 100644
--- a/source/include/messages.h
+++ b/source/include/messages.h
@@ -43,6 +43,10 @@
 
 #define MSG_SHUTDOWN		13
 
+/* Dump out the talloc useage. */
+#define MSG_REQ_TALLOC_USAGE      14
+#define MSG_TALLOC_USAGE          15
+
 /* nmbd messages */
 #define MSG_FORCE_ELECTION 1001
 #define MSG_WINS_NEW_ENTRY 1002