diff --git a/README.md b/README.md
index dbc8318..41c9d4d 100644
--- a/README.md
+++ b/README.md
@@ -37,4 +37,8 @@ Open OTHER SETS -> TAG Editor, and manually replace default altitude, cleared al
  - change license and copyright holder
  - remove force rvsm
  - change ``GS`` source
- - change ``CFL`` algorithm
\ No newline at end of file
+ - change ``CFL`` algorithm
+
+## v1.2.1
+
+ - add both ``Reported GS`` and ``Calculated GS``
\ No newline at end of file