diff --git a/.release-please-manifest.json b/.release-please-manifest.json
index 7a085c6212..76224d96df 100644
--- a/.release-please-manifest.json
+++ b/.release-please-manifest.json
@@ -22,5 +22,5 @@
   "packages/telemetry/node-server-sdk-otel": "1.3.13",
   "packages/tooling/jest": "1.0.14",
   "packages/sdk/shopify-oxygen": "0.1.10",
-  "packages/sdk/react": "0.2.5"
+  "packages/sdk/react": "4.0.0"
 }
diff --git a/packages/sdk/react/CHANGELOG.md b/packages/sdk/react/CHANGELOG.md
index 3480da51df..352104a3bb 100644
--- a/packages/sdk/react/CHANGELOG.md
+++ b/packages/sdk/react/CHANGELOG.md
@@ -1,5 +1,12 @@
 # Changelog
 
+## [4.0.0](https://github.com/launchdarkly/js-core/compare/react-sdk-v0.2.5...react-sdk-v4.0.0) (2026-04-30)
+
+
+### Features
+
+* release-react-sdk-v4 ([#1238](https://github.com/launchdarkly/js-core/issues/1238)) ([a0eb24d](https://github.com/launchdarkly/js-core/commit/a0eb24d05e34237c852d039ead46f33e31a95c4c))
+
 ## [0.2.5](https://github.com/launchdarkly/js-core/compare/react-sdk-v0.2.4...react-sdk-v0.2.5) (2026-04-30)
 
 
diff --git a/packages/sdk/react/examples/hello-react/package.json b/packages/sdk/react/examples/hello-react/package.json
index da9ae8fcf5..fb752fb985 100644
--- a/packages/sdk/react/examples/hello-react/package.json
+++ b/packages/sdk/react/examples/hello-react/package.json
@@ -3,7 +3,7 @@
   "version": "0.1.0",
   "private": true,
   "dependencies": {
-    "@launchdarkly/react-sdk": "0.2.5",
+    "@launchdarkly/react-sdk": "4.0.0",
     "react": "^18.2.0",
     "react-dom": "^18.2.0"
   },
diff --git a/packages/sdk/react/examples/react-server-example/package.json b/packages/sdk/react/examples/react-server-example/package.json
index 4f9dc7aedc..8c8f3c47d4 100644
--- a/packages/sdk/react/examples/react-server-example/package.json
+++ b/packages/sdk/react/examples/react-server-example/package.json
@@ -10,7 +10,7 @@
   },
   "dependencies": {
     "@launchdarkly/node-server-sdk": "9.10.13",
-    "@launchdarkly/react-sdk": "0.2.5",
+    "@launchdarkly/react-sdk": "4.0.0",
     "next": "^16",
     "react": "^19",
     "react-dom": "^19"
diff --git a/packages/sdk/react/examples/vercel-edge/package.json b/packages/sdk/react/examples/vercel-edge/package.json
index 44aae5f8e5..e1758d9a42 100644
--- a/packages/sdk/react/examples/vercel-edge/package.json
+++ b/packages/sdk/react/examples/vercel-edge/package.json
@@ -9,7 +9,7 @@
     "test": "playwright test"
   },
   "dependencies": {
-    "@launchdarkly/react-sdk": "0.2.5",
+    "@launchdarkly/react-sdk": "4.0.0",
     "@launchdarkly/vercel-server-sdk": "1.3.45",
     "@vercel/edge-config": "^1.1.0",
     "next": "^16",
diff --git a/packages/sdk/react/package.json b/packages/sdk/react/package.json
index 1858b09489..e8a75845ae 100644
--- a/packages/sdk/react/package.json
+++ b/packages/sdk/react/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@launchdarkly/react-sdk",
-  "version": "0.2.5",
+  "version": "4.0.0",
   "description": "LaunchDarkly SDK for React frameworks",
   "homepage": "https://github.com/launchdarkly/js-core/tree/main/packages/sdk/react",
   "repository": {
diff --git a/packages/sdk/react/src/client/LDReactClient.tsx b/packages/sdk/react/src/client/LDReactClient.tsx
index 9d81e8f9b4..9b0ddf75f5 100644
--- a/packages/sdk/react/src/client/LDReactClient.tsx
+++ b/packages/sdk/react/src/client/LDReactClient.tsx
@@ -57,7 +57,7 @@ export function createClient(
   const baseClientOptions: LDOptions = {
     ...ldOptions,
     wrapperName: ldOptions?.wrapperName ?? 'react-client-sdk',
-    wrapperVersion: ldOptions?.wrapperVersion ?? '0.2.5', // x-release-please-version
+    wrapperVersion: ldOptions?.wrapperVersion ?? '4.0.0', // x-release-please-version
   };
 
   const baseClient = createBaseClient(clientSideID, context, baseClientOptions);