diff --git a/.changeset/calm-events-build.md b/.changeset/calm-events-build.md
deleted file mode 100644
index 1115403..0000000
--- a/.changeset/calm-events-build.md
+++ /dev/null
@@ -1,7 +0,0 @@
----
-"@typeonce/effect-machine": minor
----
-
-Add `Machine.events(machine)` and `Machine.internalEvents(machine)` as the standard way to construct protocol events.
-
-The returned tag-keyed constructors preserve schema make inputs and defer decoding until machine delivery, so invalid values fail with `MachineSchemaDecodeError` through planning or the running machine instead of throwing at the construction call site.
diff --git a/CHANGELOG.md b/CHANGELOG.md
index 7826f1d..7e8d0c3 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,5 +1,13 @@
 # @typeonce/effect-machine
 
+## 0.9.0
+
+### Minor Changes
+
+- d471d42: Add `Machine.events(machine)` and `Machine.internalEvents(machine)` as the standard way to construct protocol events.
+
+  The returned tag-keyed constructors preserve schema make inputs and defer decoding until machine delivery, so invalid values fail with `MachineSchemaDecodeError` through planning or the running machine instead of throwing at the construction call site.
+
 ## 0.8.0
 
 ### Minor Changes
diff --git a/package.json b/package.json
index a460af3..b375b77 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@typeonce/effect-machine",
-  "version": "0.8.0",
+  "version": "0.9.0",
   "description": "Schema-first state machines and statecharts for Effect",
   "author": "Sandro Maglione",
   "repository": {