diff --git a/.changeset/five-olives-cheat.md b/.changeset/five-olives-cheat.md
deleted file mode 100644
index 05ebff0..0000000
--- a/.changeset/five-olives-cheat.md
+++ /dev/null
@@ -1,54 +0,0 @@
----
-'async-call-rpc': minor
----
-
-add new `encoder` option and deprecate old `serializer` option
-
-how to migrate:
-
-```ts
-// before
-const options = {
-    channel,
-    serializer: {
-        serialization(data) { return ... },
-        deserialization(data) { return ... },
-    },
-}
-
-// after
-const options = {
-    channel,
-    encoder: {
-        encode(data) { return ... },
-        decode(data) { return ... },
-    },
-}
-```
-
-```ts
-// before
-const options = {
-    channel,
-    serializer: NoSerialization,
-}
-
-// after
-const options = {
-    channel,
-}
-```
-
-```ts
-// before
-const options = {
-    channel,
-    serializer: JSONSerialization(),
-}
-
-// after
-const options = {
-    channel,
-    encoder: JSONEncoder(),
-}
-```
diff --git a/.changeset/grumpy-phones-listen.md b/.changeset/grumpy-phones-listen.md
deleted file mode 100644
index bb18635..0000000
--- a/.changeset/grumpy-phones-listen.md
+++ /dev/null
@@ -1,14 +0,0 @@
----
-'async-call-rpc': minor
----
-
-`hint` added to the `CallbackBasedChannel.setup(jsonRPCHandlerCallback)` and `EventBasedChannel.on(listener)`.
-
-For an isomorphic instance of `AsyncCall` (used as both a server and a client),
-when a new message comes, it does not clear if to call `decodeRequest` or `decodeRespones`.
-
-This version introduce a new option `encoder` to replace `serialization`. `serialization` is always working in isomorphic way.
-
-- If `hint` is `"request"`, `(encoder as ServerEncoding).decodeRequest` will be called first, if this method does not exist, `(encoder as IsomorphicEncoder).decode` will be called.
-- If `hint` is `"response"`, `(encoder as ClientEncoding).decodeResponse` will be called first, if this method does not exist, `(encoder as IsomorphicEncoder).decode` will be called.
-- If `hint` does not present, only `encoder.decode` will be called.
diff --git a/.changeset/lemon-bikes-bake.md b/.changeset/lemon-bikes-bake.md
deleted file mode 100644
index cb7bf50..0000000
--- a/.changeset/lemon-bikes-bake.md
+++ /dev/null
@@ -1,5 +0,0 @@
----
-"async-call-rpc": minor
----
-
-rename "key" to "name"
diff --git a/.changeset/odd-scissors-admire.md b/.changeset/odd-scissors-admire.md
deleted file mode 100644
index e04058d..0000000
--- a/.changeset/odd-scissors-admire.md
+++ /dev/null
@@ -1,5 +0,0 @@
----
-'async-call-rpc': minor
----
-
-`BSON_Serialization` and `Msgpack_Serialization` is now deprecated
diff --git a/.changeset/perfect-icons-vanish.md b/.changeset/perfect-icons-vanish.md
deleted file mode 100644
index a94bd77..0000000
--- a/.changeset/perfect-icons-vanish.md
+++ /dev/null
@@ -1,5 +0,0 @@
----
-"async-call-rpc": minor
----
-
-rename `AsyncCallStrictJSONRPC` to `AsyncCallStrictOptions`
diff --git a/.changeset/short-eels-cover.md b/.changeset/short-eels-cover.md
deleted file mode 100644
index 6912815..0000000
--- a/.changeset/short-eels-cover.md
+++ /dev/null
@@ -1,5 +0,0 @@
----
-"async-call-rpc": minor
----
-
-add `signal` and `forceSignal` to stop the instance
diff --git a/.changeset/smooth-ties-nail.md b/.changeset/smooth-ties-nail.md
deleted file mode 100644
index 498f6a9..0000000
--- a/.changeset/smooth-ties-nail.md
+++ /dev/null
@@ -1,5 +0,0 @@
----
-"async-call-rpc": patch
----
-
-Add `Promise<void>` into return signature of `EventBasedChannel.send`
diff --git a/.changeset/spicy-rivers-act.md b/.changeset/spicy-rivers-act.md
deleted file mode 100644
index ade5554..0000000
--- a/.changeset/spicy-rivers-act.md
+++ /dev/null
@@ -1,5 +0,0 @@
----
-"async-call-rpc": minor
----
-
-rename `parameterStructures` to `parameterStructure`
diff --git a/.changeset/strange-readers-agree.md b/.changeset/strange-readers-agree.md
deleted file mode 100644
index d9ff27f..0000000
--- a/.changeset/strange-readers-agree.md
+++ /dev/null
@@ -1,5 +0,0 @@
----
-'async-call-rpc': minor
----
-
-expose JSON-RPC interfaces
diff --git a/.changeset/tidy-trains-bathe.md b/.changeset/tidy-trains-bathe.md
deleted file mode 100644
index 90f9fd6..0000000
--- a/.changeset/tidy-trains-bathe.md
+++ /dev/null
@@ -1,5 +0,0 @@
----
-'async-call-rpc': minor
----
-
-new built-in `JSONEncoder` for the new encode option.
diff --git a/CHANGELOG.md b/CHANGELOG.md
index fb588e9..98c25a9 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,5 +1,83 @@
 # Changelog
 
+## 6.4.0
+
+### Minor Changes
+
+- fd34f22: add new `encoder` option and deprecate old `serializer` option
+
+  how to migrate:
+
+  ```ts
+  // before
+  const options = {
+      channel,
+      serializer: {
+          serialization(data) { return ... },
+          deserialization(data) { return ... },
+      },
+  }
+
+  // after
+  const options = {
+      channel,
+      encoder: {
+          encode(data) { return ... },
+          decode(data) { return ... },
+      },
+  }
+  ```
+
+  ```ts
+  // before
+  const options = {
+    channel,
+    serializer: NoSerialization,
+  };
+
+  // after
+  const options = {
+    channel,
+  };
+  ```
+
+  ```ts
+  // before
+  const options = {
+    channel,
+    serializer: JSONSerialization(),
+  };
+
+  // after
+  const options = {
+    channel,
+    encoder: JSONEncoder(),
+  };
+  ```
+
+- fd34f22: `hint` added to the `CallbackBasedChannel.setup(jsonRPCHandlerCallback)` and `EventBasedChannel.on(listener)`.
+
+  For an isomorphic instance of `AsyncCall` (used as both a server and a client),
+  when a new message comes, it does not clear if to call `decodeRequest` or `decodeRespones`.
+
+  This version introduce a new option `encoder` to replace `serialization`. `serialization` is always working in isomorphic way.
+
+  - If `hint` is `"request"`, `(encoder as ServerEncoding).decodeRequest` will be called first, if this method does not exist, `(encoder as IsomorphicEncoder).decode` will be called.
+  - If `hint` is `"response"`, `(encoder as ClientEncoding).decodeResponse` will be called first, if this method does not exist, `(encoder as IsomorphicEncoder).decode` will be called.
+  - If `hint` does not present, only `encoder.decode` will be called.
+
+- 0d0900b: rename "key" to "name"
+- fd34f22: `BSON_Serialization` and `Msgpack_Serialization` is now deprecated
+- 0431c15: rename `AsyncCallStrictJSONRPC` to `AsyncCallStrictOptions`
+- 8a38d8b: add `signal` and `forceSignal` to stop the instance
+- c9bbbd2: rename `parameterStructures` to `parameterStructure`
+- fd34f22: expose JSON-RPC interfaces
+- fd34f22: new built-in `JSONEncoder` for the new encode option.
+
+### Patch Changes
+
+- fd34f22: Add `Promise<void>` into return signature of `EventBasedChannel.send`
+
 ## 6.3.1
 
 ### Patch Changes
diff --git a/package.json b/package.json
index f238986..aab63c7 100644
--- a/package.json
+++ b/package.json
@@ -1,7 +1,7 @@
 {
   "name": "async-call-rpc",
   "packageManager": "pnpm@8.15.1",
-  "version": "6.3.1",
+  "version": "6.4.0",
   "description": "A lightweight JSON RPC server & client",
   "main": "out/base.js",
   "module": "out/base.mjs",