diff --git a/CHANGELOG.md b/CHANGELOG.md
index 1a64f7c..5fcc784 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -7,6 +7,8 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 
 ## [Unreleased]
 
+## [1.12.0] - 2026-10-19
+
 ### Added
 
 - **The tenant registry** (`src/domains/tenants/`, core-api T-8 / workspace
diff --git a/pyproject.toml b/pyproject.toml
index 2b50b3f..f05cc49 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -1,6 +1,6 @@
 [project]
 name = "core-api"
-version = "1.11.0"
+version = "1.12.0"
 description = "Core Code API - Infrastructure management and tools API"
 readme = "README.md"
 requires-python = ">=3.12"