diff --git a/UserManual.md b/UserManual.md
index bb2addc10a4058c653c47ad24c5a663f6498e624..a3db470e57c991a633de906d4b3399e22df376df 100644
--- a/UserManual.md
+++ b/UserManual.md
@@ -1,3 +1,6 @@
+
+**NOTE: THIS MANUAL IS WORK IN PROGRESS**
+
 Overview
 --------