diff --git a/packages/client/package.json b/packages/client/package.json
index 61893af29..2a9344290 100644
--- a/packages/client/package.json
+++ b/packages/client/package.json
@@ -16,8 +16,8 @@
     "generate-version": "printf \"// This file is auto-generated during build\\nexport const PACKAGE_VERSION = \\\"%s\\\";\\n\" \"$npm_package_version\" > src/version.ts",
     "generate-worklets": "node scripts/generateWorklets.js",
     "build:esm": "tsc --build",
-    "build:iife": "rolldown src/index.ts -f iife --name ElevenLabsClient -o dist/lib.iife.js --sourcemap --external react --external react-dom",
-    "build": "node --run build:esm && node --run build:iife",
+    "bundle": "rolldown -c",
+    "build": "node --run build:esm && node --run bundle",
     "dev": "tsc --build --watch",
     "clean": "tsc --build --clean && rm -rf ./dist",
     "lint:es": "pnpm exec eslint .",
diff --git a/packages/client/rolldown.config.ts b/packages/client/rolldown.config.ts
new file mode 100644
index 000000000..631678761
--- /dev/null
+++ b/packages/client/rolldown.config.ts
@@ -0,0 +1,16 @@
+import { defineConfig } from "rolldown";
+
+export default defineConfig({
+  input: "src/index.ts",
+  output: {
+    format: "iife",
+    name: "ElevenLabsClient",
+    file: "dist/lib.iife.js",
+    sourcemap: true,
+    globals: {
+      react: "React",
+      "react-dom": "ReactDOM",
+    },
+  },
+  external: ["react", "react-dom"],
+});
diff --git a/packages/react/package.json b/packages/react/package.json
index ec7d0cdb9..161224e1d 100644
--- a/packages/react/package.json
+++ b/packages/react/package.json
@@ -18,8 +18,8 @@
     "generate-version": "printf \"// This file is auto-generated during build\\nexport const PACKAGE_VERSION = \\\"%s\\\";\\n\" \"$npm_package_version\" > src/version.ts",
     "prebuild": "npm run generate-version",
     "build:esm": "tsc --build",
-    "build:iife": "rolldown src/index.ts -f iife --name ElevenLabsReact -o dist/lib.iife.js --sourcemap --external react --external react-dom --external @elevenlabs/client --external @elevenlabs/client/internal",
-    "build": "node --run build:esm && node --run build:iife",
+    "bundle": "rolldown -c",
+    "build": "node --run build:esm && node --run bundle",
     "clean": "tsc --build --clean && rm -rf ./dist",
     "dev": "tsc --build --watch",
     "lint:es": "pnpm exec eslint .",
diff --git a/packages/react/rolldown.config.ts b/packages/react/rolldown.config.ts
new file mode 100644
index 000000000..8429fb5be
--- /dev/null
+++ b/packages/react/rolldown.config.ts
@@ -0,0 +1,18 @@
+import { defineConfig } from "rolldown";
+
+export default defineConfig({
+  input: "src/index.ts",
+  output: {
+    format: "iife",
+    name: "ElevenLabsReact",
+    file: "dist/lib.iife.js",
+    sourcemap: true,
+    globals: {
+      react: "React",
+      "react-dom": "ReactDOM",
+      "@elevenlabs/client": "ElevenLabsClient",
+      "@elevenlabs/client/internal": "ElevenLabsClientInternal",
+    },
+  },
+  external: ["react", "react-dom", "@elevenlabs/client", "@elevenlabs/client/internal"],
+});