diff --git a/CHANGELOG.md b/CHANGELOG.md
index 255846bc..3ad980b7 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -4,7 +4,7 @@ All notable changes to this project will be documented in this file.
 The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.0.0/),
 and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0.html).
 
-## Unreleased
+## 1.1.0 - 2023-06-30
 
 ### Added
 - Allow to require specific server protocol version and features (#267).
diff --git a/debian/changelog b/debian/changelog
index 21241d50..f4573498 100644
--- a/debian/changelog
+++ b/debian/changelog
@@ -1,3 +1,23 @@
+python3-tarantool (1.1.0-0) unstable; urgency=medium
+
+    ## Overview
+
+    This release inroduces API to request server protocol version and
+    feature, as well as introduce decimal bugfix.
+
+    ## Breaking changes
+
+    - Drop `msgpack-python` support. (Package not supported since 2019.)
+      Use `msgpack` instead.
+
+    ## Added
+    - Allow to require specific server protocol version and features (#267).
+
+    ## Fixed
+    - Parsing of E-notation Tarantool decimals with positive exponent (PR #298).
+
+ -- Georgy Moiseev <georgy.moiseev@tarantool.org>  Fri, 30 Jun 2023 10:00:00 +0300
+
 python3-tarantool (1.0.0-0) unstable; urgency=medium
 
     ## Overview