diff --git a/CHANGELOG.md b/CHANGELOG.md
index 9ec7aca..a1d1cbf 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,5 +1,9 @@
 # Changelog
 
+## 2.4.7 (2021-12-08)
+
+- update "portable-utf8"
+
 ## 2.4.6 (2021-10-15)
 
 - fix file upload