diff --git a/.release-please-manifest.json b/.release-please-manifest.json
index fdd3970ea..679f7a80d 100644
--- a/.release-please-manifest.json
+++ b/.release-please-manifest.json
@@ -1,7 +1,7 @@
 {
   "packages/nest": "0.2.0-experimental",
   "packages/react": "0.4.0",
-  "packages/client": "1.1.0",
+  "packages/client": "1.2.0",
   "packages/server": "1.15.0",
   "packages/shared": "1.3.0"
 }
diff --git a/packages/client/CHANGELOG.md b/packages/client/CHANGELOG.md
index 10c3da0f4..515614872 100644
--- a/packages/client/CHANGELOG.md
+++ b/packages/client/CHANGELOG.md
@@ -1,6 +1,18 @@
 # Changelog
 
 
+## [1.2.0](https://github.com/open-feature/js-sdk/compare/web-sdk-v1.1.0...web-sdk-v1.2.0) (2024-06-11)
+
+
+### ✨ New Features
+
+* lower compilation target to es2015 ([#957](https://github.com/open-feature/js-sdk/issues/957)) ([c2d6c17](https://github.com/open-feature/js-sdk/commit/c2d6c1761ae19f937deaff2f011a0380f8af7350))
+
+
+### 🧹 Chore
+
+* **main:** release core 1.3.0 ([#958](https://github.com/open-feature/js-sdk/issues/958)) ([25086c5](https://github.com/open-feature/js-sdk/commit/25086c5456d81fa040ce95ea1a067543408e3150))
+
 ## [1.1.0](https://github.com/open-feature/js-sdk/compare/web-sdk-v1.0.3...web-sdk-v1.1.0) (2024-05-13)
 
 
diff --git a/packages/client/README.md b/packages/client/README.md
index 5ed55bb1a..4be4126dd 100644
--- a/packages/client/README.md
+++ b/packages/client/README.md
@@ -16,8 +16,8 @@
     <img alt="Specification" src="https://img.shields.io/static/v1?label=specification&message=v0.8.0&color=yellow&style=for-the-badge" />
   </a>
   <!-- x-release-please-start-version -->
-  <a href="https://github.com/open-feature/js-sdk/releases/tag/web-sdk-v1.1.0">
-    <img alt="Release" src="https://img.shields.io/static/v1?label=release&message=v1.1.0&color=blue&style=for-the-badge" />
+  <a href="https://github.com/open-feature/js-sdk/releases/tag/web-sdk-v1.2.0">
+    <img alt="Release" src="https://img.shields.io/static/v1?label=release&message=v1.2.0&color=blue&style=for-the-badge" />
   </a>
   <!-- x-release-please-end -->
   <br/>
diff --git a/packages/client/package.json b/packages/client/package.json
index 11b10b814..e8caf27be 100644
--- a/packages/client/package.json
+++ b/packages/client/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@openfeature/web-sdk",
-  "version": "1.1.0",
+  "version": "1.2.0",
   "description": "OpenFeature SDK for Web",
   "main": "./dist/cjs/index.js",
   "files": [