diff --git a/CHANGELOG.md b/CHANGELOG.md
index f1df2e49c1c..7c956f69bbd 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -26,6 +26,8 @@ release.
   ([#3524](https://github.com/open-telemetry/opentelemetry-specification/pull/3524))
 - Make SDK Meter Creation more normative.
   ([#3529](https://github.com/open-telemetry/opentelemetry-specification/pull/3529))
+- Clarify identical instrument definition for SDK.
+  ([#3585](https://github.com/open-telemetry/opentelemetry-specification/pull/3585))
 
 ### Logs