diff --git a/Changelog.txt b/Changelog.txt
index e465d76..c9848af 100644
--- a/Changelog.txt
+++ b/Changelog.txt
@@ -1,4 +1,4 @@
-v0.7.2 (24 Feb 2020)
+v0.7.2b (25 Feb 2020)
 - Fixed a problem that prevented a connected MIDI piano keyboard from working.
 - cmake with no options now works correctly (cmake .. && make).
 - Removed the video optimisation setting.