diff --git a/CHANGELOG.md b/CHANGELOG.md
index 9b9022d5f7d..a601696ec59 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -11,6 +11,8 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
   ([#1854](https://github.com/open-telemetry/opentelemetry-python/pull/1854))
 - Changed AttributeValue sequences to warn mypy users on adding None values to array
   ([#1855](https://github.com/open-telemetry/opentelemetry-python/pull/1855))
+- `Resource` now has a `schema_url` field.
+  ([#1862](https://github.com/open-telemetry/opentelemetry-python/issues/1862))
 
 ## [1.2.0, 0.21b0](https://github.com/open-telemetry/opentelemetry-python/releases/tag/v1.2.0-0.21b0) - 2021-05-11