diff --git a/src/OpenTelemetry.Instrumentation.AspNetCore/CHANGELOG.md b/src/OpenTelemetry.Instrumentation.AspNetCore/CHANGELOG.md
index d8f74ef6cc..2b31a759e3 100644
--- a/src/OpenTelemetry.Instrumentation.AspNetCore/CHANGELOG.md
+++ b/src/OpenTelemetry.Instrumentation.AspNetCore/CHANGELOG.md
@@ -1,5 +1,11 @@
 # Changelog
 
+## Unreleased
+
+* Update `OpenTelemetry.Api.ProviderBuilderExtensions` to `1.8.1`.
+  * Update `OpenTelemetry.Api` to `1.8.1`.
+  ([#1668](https://github.com/open-telemetry/opentelemetry-dotnet-contrib/pull/1668))
+
 ## 1.8.1
 
 Released 2024-Apr-12