diff --git a/CHANGELOG.md b/CHANGELOG.md
index aff010e..37f6794 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,5 +1,5 @@
 ---
-last_commit_released: 85efdcf8ad96af8a1b1406ccf275a8be41e39098
+last_commit_released: 032a984964a06351267b2ef5308e61ff5dcfaae5
 name: Fable.Beam
 ---
 
@@ -7,6 +7,14 @@ name: Fable.Beam
 
 All notable changes to this project will be documented in this file.
 
+## 5.0.0-rc.9 - 2026-03-20
+
+### 🐞 Bug Fixes
+
+* Use snake_case keys in Httpc response maps (#18) ([032a984](https://github.com/fable-compiler/Fable.Beam/commit/032a984964a06351267b2ef5308e61ff5dcfaae5))
+
+<strong><small>[View changes on Github](https://github.com/fable-compiler/Fable.Beam/compare/85efdcf8ad96af8a1b1406ccf275a8be41e39098..032a984964a06351267b2ef5308e61ff5dcfaae5)</small></strong>
+
 ## 5.0.0-rc.8 - 2026-03-18
 
 ### 🐞 Bug Fixes