diff --git a/CHANGELOG.md b/CHANGELOG.md
index c8c72034500..fe52c0c7947 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -12,6 +12,8 @@ This project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0.htm
 
 - Fix memory leak in the global `MeterProvider` when identical instruments are repeatedly created. (#5754)
 - Fix panic instruments creation when setting meter provider. (#5758)
+- Stop percent encoding header environment variables in `open-telemetry/opentelemetry-go/exporters/otlp/otlplog/otlploggrpc` and `open-telemetry/opentelemetry-go/exporters/otlp/otlplog/otlploghttp` (#5792)
+- Remove invalid environment variable header keys in `open-telemetry/opentelemetry-go/exporters/otlp/otlplog/otlploggrpc` and `open-telemetry/opentelemetry-go/exporters/otlp/otlplog/otlploghttp` (#5792)
 
 ### Removed