diff --git a/CHANGELOG.md b/CHANGELOG.md
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -4,6 +4,19 @@
 [Keep a Changelog](https://keepachangelog.com/), and the package follows the
 [Haskell Package Versioning Policy](https://pvp.haskell.org/).
 
+## Unreleased
+
+## 0.12.0.0 — 2026-08-14
+
+### Breaking Changes
+
+- Requires `kiroku-store >=0.7 && <0.8`, keeping the core package on the same
+  released Kiroku effect surface as the rest of the workspace.
+
+### Other Changes
+
+- The source distribution now includes the BSD-3-Clause license file.
+
 ## [0.11.0.0] - 2026-08-05
 
 ### Breaking Changes
diff --git a/LICENSE b/LICENSE
new file mode 100644
--- /dev/null
+++ b/LICENSE
@@ -0,0 +1,28 @@
+BSD 3-Clause License
+
+Copyright (c) 2026, Nadeem Bitar
+
+Redistribution and use in source and binary forms, with or without
+modification, are permitted provided that the following conditions are met:
+
+1. Redistributions of source code must retain the above copyright notice, this
+   list of conditions and the following disclaimer.
+
+2. Redistributions in binary form must reproduce the above copyright notice,
+   this list of conditions and the following disclaimer in the documentation
+   and/or other materials provided with the distribution.
+
+3. Neither the name of the copyright holder nor the names of its contributors
+   may be used to endorse or promote products derived from this software without
+   specific prior written permission.
+
+THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
+ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
+WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
+DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR
+ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
+INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS
+OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION HOWEVER CAUSED AND ON ANY
+THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT INCLUDING
+NEGLIGENCE OR OTHERWISE ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN
+IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
diff --git a/keiro-core.cabal b/keiro-core.cabal
--- a/keiro-core.cabal
+++ b/keiro-core.cabal
@@ -1,12 +1,13 @@
 cabal-version:   3.0
 name:            keiro-core
-version:         0.11.0.0
+version:         0.12.0.0
 synopsis:        Core contracts for Keiro packages
 description:
   Stable stream, codec, event-stream, and integration-event contracts
   shared by Keiro packages.
 
 license:         BSD-3-Clause
+license-file:    LICENSE
 author:          Nadeem Bitar
 maintainer:      nadeem@gmail.com
 copyright:       2026 Nadeem Bitar
@@ -62,7 +63,7 @@
     , deepseq       >=1.5  && <1.6
     , generic-lens  >=2.2  && <2.4
     , keiki         >=0.9  && <0.10
-    , kiroku-store  >=0.3  && <0.4
+    , kiroku-store  >=0.7  && <0.8
     , lens          >=5.2  && <5.4
     , mmzk-typeid   >=0.7  && <0.8
     , scientific    >=0.3  && <0.4