diff --git a/CHANGELOG.md b/CHANGELOG.md
index 1b94bc45..82b32c78 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -5,6 +5,12 @@ All notable changes to this project will be documented in this file.
 The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.0.0/),
 and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0.html).
 
+## 1.0 RC3 1258 (2018-11-15)
+
+### Changed
+
+- Internal refactoring (nothing visible).
+
 ## 1.0 RC2 1237 (2018-11-04)
 
 ### Added