diff --git a/CHANGELOG.md b/CHANGELOG.md
index 6d74aa1..c85c8a7 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,3 +1,13 @@
+<a name="1.6.1"></a>
+## [1.6.1](https://github.com/vuejs/composition-api/compare/v1.6.0...v1.6.1) (2022-05-05)
+
+
+### Bug Fixes
+
+* **inject:** allow default value to be undefined ([#930](https://github.com/vuejs/composition-api/issues/930)) ([17d3fc1](https://github.com/vuejs/composition-api/commit/17d3fc1))
+
+
+
 <a name="1.6.0"></a>
 # [1.6.0](https://github.com/vuejs/composition-api/compare/v1.5.0...v1.6.0) (2022-04-27)
 
diff --git a/README.md b/README.md
index 796c633..b2fa5eb 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@1.6.0"></script>
+<script src="https://cdn.jsdelivr.net/npm/@vue/composition-api@1.6.1"></script>
 ```
 <!--cdn-links-end-->
 
diff --git a/README.zh-CN.md b/README.zh-CN.md
index 696a9d5..c8e658b 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@1.6.0"></script>
+<script src="https://cdn.jsdelivr.net/npm/@vue/composition-api@1.6.1"></script>
 ```
 <!--cdn-links-end-->
 
diff --git a/package.json b/package.json
index 2c3ed7b..44bc9a9 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@vue/composition-api",
-  "version": "1.6.0",
+  "version": "1.6.1",
   "packageManager": "pnpm@7.0.0",
   "description": "Provide logic composition capabilities for Vue.",
   "keywords": [