diff --git a/CLI-Reference.md b/CLI-Reference.md
index 7775412..875f66d 100644
--- a/CLI-Reference.md
+++ b/CLI-Reference.md
@@ -1,5 +1,7 @@
 # CLI Reference
 
+**Note**: This is only occasionally updated, and may be out of date. Run `dtmt --help` for the help reference that corresponds to the version you are using.
+
 The general usage is shown with `dtmt --help`:
 
 ```none