diff --git a/CHANGELOG.md b/CHANGELOG.md
index 5a12370dd..90eb1adda 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,3 +1,6 @@
+# 2021-08-30 version 4.0.1 for C++
+  * Fix release tarball and its generation script (#967)
+
 # 2021-08-29 version 4.0.0 for C++
   * Improve zone alignment logic (#965)
   * Fix v1 unpack logic for STR and BIN (#957, #951)