diff --git a/CHANGELOG.md b/CHANGELOG.md
index bbd6afb8..e771c197 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,6 +1,23 @@
 # Changelog
 This is the changelog for NeoFS-API-Go
 
+## [1.1.0] - 2020-06-18
+
+### Added
+
+- `container.SetExtendedACL` rpc.
+- `container.GetExtendedACL` rpc.
+- Bearer token to all request messages.
+- X-headers to all request messages.
+
+### Changed
+
+- Implementation and signatures of Sign/Verify request functions.
+
+### Updated
+
+- NeoFS API v1.0.0 => 1.1.0
+
 ## [1.0.0] - 2020-05-26
 
 - Bump major release
@@ -339,3 +356,4 @@ Initial public release
 [0.7.5]: https://github.com/nspcc-dev/neofs-api-go/compare/v0.7.4...v0.7.5
 [0.7.6]: https://github.com/nspcc-dev/neofs-api-go/compare/v0.7.5...v0.7.6
 [1.0.0]: https://github.com/nspcc-dev/neofs-api-go/compare/v0.7.6...v1.0.0
+[1.1.0]: https://github.com/nspcc-dev/neofs-api-go/compare/v1.0.0...v1.1.0
diff --git a/README.md b/README.md
index fac04d07..d44e0570 100644
--- a/README.md
+++ b/README.md
@@ -11,6 +11,12 @@
 NeoFS API repository contains implementation of core NeoFS structures that
 can be used for integration with NeoFS. 
 
+## Сompatibility
+
+[neofs-api v1.1.0]: https://github.com/nspcc-dev/neofs-api/releases/tag/v1.1.0
+[neofs-api-go v1.1.0]: https://github.com/nspcc-dev/neofs-api-go/releases/tag/v1.1.0
+[neofs-api-go v1.1.0] supports [neofs-api v1.1.0]
+
 ## Description
 
 Repository contains 13 packages that implement NeoFS core structures. These