diff --git a/CHANGELOG.md b/CHANGELOG.md
index 85d3bcec..e2f2e240 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -8,6 +8,7 @@ The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.0.0/).
 
 ### Fixed
 
+* Stricter type checking on values in `data=...`, ensure only primitive values that neatly map to `str` are allowed. (#3128)
 * Fix `app` type signature in `ASGITransport`. (#3109)
 
 ## 0.27.0 (21st February, 2024)