diff --git a/CHANGELOG.md b/CHANGELOG.md
index 384cb35a..461ef347 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,3 +1,14 @@
+<a name="1.1.0-beta.6"></a>
+# [1.1.0-beta.6](https://github.com/vuejs/composition-api/compare/v1.1.0-beta.5...v1.1.0-beta.6) (2021-08-09)
+
+
+### Features
+
+* new watchPostEffect api ([92fe90c](https://github.com/vuejs/composition-api/commit/92fe90c))
+* support second target argument for lifecycle functions ([0133c1e](https://github.com/vuejs/composition-api/commit/0133c1e))
+
+
+
 <a name="1.1.0-beta.5"></a>
 # [1.1.0-beta.5](https://github.com/vuejs/composition-api/compare/v1.0.5...v1.1.0-beta.5) (2021-08-01)
 
diff --git a/README.md b/README.md
index e92687d4..e7bb81b1 100644
--- a/README.md
+++ b/README.md
@@ -41,7 +41,7 @@ Include `@vue/composition-api` after Vue and it will install itself automaticall
 <!--cdn-links-start-->
 ```html
 <script src="https://cdn.jsdelivr.net/npm/vue@2.6"></script>
-<script src="https://cdn.jsdelivr.net/npm/@vue/composition-api@1.1.0-beta.5"></script>
+<script src="https://cdn.jsdelivr.net/npm/@vue/composition-api@1.1.0-beta.6"></script>
 ```
 <!--cdn-links-end-->
 
diff --git a/README.zh-CN.md b/README.zh-CN.md
index 8c3da0f9..c537a9e1 100644
--- a/README.zh-CN.md
+++ b/README.zh-CN.md
@@ -40,7 +40,7 @@ import { ref, reactive } from '@vue/composition-api'
 <!--cdn-links-start-->
 ```html
 <script src="https://cdn.jsdelivr.net/npm/vue@2.6"></script>
-<script src="https://cdn.jsdelivr.net/npm/@vue/composition-api@1.1.0-beta.5"></script>
+<script src="https://cdn.jsdelivr.net/npm/@vue/composition-api@1.1.0-beta.6"></script>
 ```
 <!--cdn-links-end-->
 
diff --git a/package.json b/package.json
index 25690108..01076704 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@vue/composition-api",
-  "version": "1.1.0-beta.5",
+  "version": "1.1.0-beta.6",
   "description": "Provide logic composition capabilities for Vue.",
   "keywords": [
     "vue",