diff --git a/HISTORY.md b/HISTORY.md
index a9e51bf9e..de9eb8d05 100644
--- a/HISTORY.md
+++ b/HISTORY.md
@@ -1,6 +1,6 @@
 # History
 
-# 2024-02-05, 14.2.1
+# unpublished changes since 14.2.1
 
 - Feat: improved performance of function `flatten` (#3354). Thanks @dvd101x.