diff --git a/CHANGELOG.md b/CHANGELOG.md
index ac0bdc06da8..6d6f004c4b8 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -52,6 +52,7 @@ This project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0.htm
 - Asynchronous callbacks are only called if they are registered with at least one instrument that does not use drop aggragation. (#3408)
 - Do not report empty partial-success responses in the `go.opentelemetry.io/otel/exporters/otlp` exporters. (#3438, #3432)
 - Handle partial success responses in `go.opentelemetry.io/otel/exporters/otlp/otlpmetric` exporters. (#3162, #3440)
+- Prevent duplicate Prometheus description, unit, and type. (#3469)
 
 ## [1.11.1/0.33.0] 2022-10-19