diff --git a/CHANGELOG.md b/CHANGELOG.md
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -6,6 +6,15 @@
 
 ## [Unreleased]
 
+## 0.20.0.0 — 2026-10-12
+
+### Breaking Changes
+
+- Require the Kiroku 0.11 cohort from
+  mori://shinzui/kiroku/packages/kiroku-store; see the root changelog and
+  upgrade blueprint for subscription constructors, decoding, and migration
+  guidance.
+
 ## 0.19.0.1 — 2026-10-05
 
 ### Other Changes
diff --git a/keiro-core.cabal b/keiro-core.cabal
--- a/keiro-core.cabal
+++ b/keiro-core.cabal
@@ -1,6 +1,6 @@
 cabal-version: 3.0
 name: keiro-core
-version: 0.19.0.1
+version: 0.20.0.0
 synopsis: Core contracts for Keiro packages
 description:
   Stable stream, codec, event-stream, and integration-event contracts
@@ -73,7 +73,7 @@
     deepseq >=1.5 && <1.6,
     generic-lens >=2.2 && <2.4,
     keiki >=0.9 && <0.10,
-    kiroku-store >=0.9.0.1 && <0.10,
+    kiroku-store ^>=0.11.0.0,
     lens >=5.2 && <5.4,
     mmzk-typeid >=0.7 && <0.8,
     scientific >=0.3 && <0.4,