diff --git a/CHANGELOG.md b/CHANGELOG.md
index 14eaa12..c02f044 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -5,6 +5,8 @@ All notable changes to `sendly-python` are documented here. This project adheres
 
 ## [Unreleased]
 
+## [1.2.0] - 2026-11-03
+
 ### Added
 
 - **Mailbox mail.** `mailboxes.list_conversations` / `iter_list_conversations`,
diff --git a/pyproject.toml b/pyproject.toml
index 18a8e44..95b4b99 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -8,7 +8,7 @@ build-backend = "hatchling.build"
 # the PyPI trusted-publisher configuration). The import package is
 # unchanged (`import sendly`) — see [tool.hatch.build.targets.wheel] below.
 name = "sendly-python"
-version = "1.1.0"
+version = "1.2.0"
 description = "Official Python SDK for Sendly (sendly.now), the email API and platform for developers by Devino Solutions: transactional email, contacts, templates and webhooks."
 readme = "README.md"
 requires-python = ">=3.10"
diff --git a/src/sendly/client.py b/src/sendly/client.py
index 94d0e85..36feaf9 100644
--- a/src/sendly/client.py
+++ b/src/sendly/client.py
@@ -64,7 +64,7 @@
 __all__ = ["DEFAULT_BASE_URL", "SDK_VERSION", "Sendly"]
 
 #: Package version. Kept in sync with ``pyproject.toml``.
-SDK_VERSION = "1.1.0"
+SDK_VERSION = "1.2.0"
 
 #: Default production API base. Override via ``base_url`` for staging/self-hosted.
 DEFAULT_BASE_URL = "https://api.sendly.now"