diff --git a/HISTORY.md b/HISTORY.md
index 39094a7..2c906a9 100644
--- a/HISTORY.md
+++ b/HISTORY.md
@@ -1,5 +1,8 @@
 # History of versions #
 
+* Version 4.21.1 (2026-02-17)
+  * Fully removed setuptools
+
 * Version 4.21.0 (2025-02-08)
   * Fixed crash when opening an old project