diff --git a/.release-please-manifest.json b/.release-please-manifest.json
index d720f938..0fc40f5e 100644
--- a/.release-please-manifest.json
+++ b/.release-please-manifest.json
@@ -1,5 +1,5 @@
 {
-  ".": "0.21.1",
+  ".": "0.21.2",
   "packages/vertex-sdk": "0.3.7",
   "packages/bedrock-sdk": "0.9.8"
 }
diff --git a/CHANGELOG.md b/CHANGELOG.md
index ed0fc8cb..163aad08 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,5 +1,13 @@
 # Changelog
 
+## 0.21.2 (2024-05-30)
+
+Full Changelog: [sdk-v0.21.1...sdk-v0.21.2](https://github.com/anthropics/anthropic-sdk-typescript/compare/sdk-v0.21.1...sdk-v0.21.2)
+
+### Documentation
+
+* **readme:** add bundle size badge ([#426](https://github.com/anthropics/anthropic-sdk-typescript/issues/426)) ([bf7c1fd](https://github.com/anthropics/anthropic-sdk-typescript/commit/bf7c1fdaf3476d5c43079e8a0789ed0dd0c807a6))
+
 ## 0.21.1 (2024-05-21)
 
 Full Changelog: [sdk-v0.21.0...sdk-v0.21.1](https://github.com/anthropics/anthropic-sdk-typescript/compare/sdk-v0.21.0...sdk-v0.21.1)
diff --git a/package.json b/package.json
index c824f04c..05fbba8e 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@anthropic-ai/sdk",
-  "version": "0.21.1",
+  "version": "0.21.2",
   "description": "The official TypeScript library for the Anthropic API",
   "author": "Anthropic <support@anthropic.com>",
   "types": "dist/index.d.ts",
diff --git a/packages/bedrock-sdk/yarn.lock b/packages/bedrock-sdk/yarn.lock
index 0fbffaa4..2bd89458 100644
--- a/packages/bedrock-sdk/yarn.lock
+++ b/packages/bedrock-sdk/yarn.lock
@@ -17,7 +17,7 @@
 
 "@anthropic-ai/sdk@file:../../dist":
   # x-release-please-start-version
-  version "0.21.1"
+  version "0.21.2"
   # x-release-please-end-version
   dependencies:
     "@types/node" "^18.11.18"
diff --git a/packages/vertex-sdk/yarn.lock b/packages/vertex-sdk/yarn.lock
index fb6ca458..b6d7369a 100644
--- a/packages/vertex-sdk/yarn.lock
+++ b/packages/vertex-sdk/yarn.lock
@@ -17,7 +17,7 @@
 
 "@anthropic-ai/sdk@file:../../dist":
   # x-release-please-start-version
-  version "0.21.1"
+  version "0.21.2"
   # x-release-please-end-version
   dependencies:
     "@types/node" "^18.11.18"
diff --git a/src/version.ts b/src/version.ts
index 64a9ac62..85a8fa11 100644
--- a/src/version.ts
+++ b/src/version.ts
@@ -1 +1 @@
-export const VERSION = '0.21.1'; // x-release-please-version
+export const VERSION = '0.21.2'; // x-release-please-version