diff --git a/RELEASE_NOTES.md b/RELEASE_NOTES.md
index 305b44c..4b5851b 100644
--- a/RELEASE_NOTES.md
+++ b/RELEASE_NOTES.md
@@ -66,5 +66,5 @@
 ## New in 1.2.0 (Released 2022/07/20)
 * Updates Plough.ControlFlow, which has native F# Task support
 
-## New in 1.2.1 (Released 2022/07/20)
+## New in 1.2.1-beta001 (Released 2022/07/20)
 * Revert Plough.ControlFlow
\ No newline at end of file