diff --git a/.monadid b/.monadid
new file mode 100644
index 0000000000000000000000000000000000000000..5aefe8bfa8f6cf20ecd0edf76e1e8a0ab6991ac1
--- /dev/null
+++ b/.monadid
@@ -0,0 +1,2 @@
+-e This file is used for monad directory identification
+monad Build Date: Mon Aug 29 23:26:42 CDT 2011
diff --git a/update.sh b/update.sh
index 79f944bb40855e8bb79d2806f953fb89566e8f40..6af76da2a9600db8d2800b935c8cf612e2e27c72 100755
--- a/update.sh
+++ b/update.sh
@@ -1,4 +1,5 @@
 cp ../monad_dev/monad .
+cp ../monad_dev/.monadid .
 cp ../monad_dev/valgrind.h .
 cp ../monad_dev/memcheck.h .
 cp ../monad_dev/Makefile.proxy .