diff --git a/examples/web-worker/e2e/basic.test.ts b/examples/web-worker/e2e/basic.test.ts
index 09221dc..228fd87 100644
--- a/examples/web-worker/e2e/basic.test.ts
+++ b/examples/web-worker/e2e/basic.test.ts
@@ -2,7 +2,7 @@ import { expect, test } from "@playwright/test";
 
 test("basic", async ({ page }) => {
   await page.goto("/");
-  await expect(page.getByTestId("worker-message")).toContainText(
+  await expect(page.getByTestId("worker")).toContainText(
     "Rendered in web worker",
   );
 });
@@ -19,7 +19,17 @@ test("erorr stack", async ({ page }) => {
 
 test("worker in worker", async ({ page }) => {
   await page.goto("/?worker-in-worker");
-  await expect(page.getByTestId("worker-message")).toContainText(
+  await expect(page.getByTestId("worker")).toContainText(
     "Rendered in web worker in web worker",
   );
 });
+
+test("condition", async ({ page }) => {
+  await page.goto("/");
+  await expect(page.getByTestId("client")).toContainText(
+    "test-dep-conditions: index.browser.js",
+  );
+  await expect(page.getByTestId("worker")).toContainText(
+    "test-dep-conditions: index.worker.js",
+  );
+});
diff --git a/examples/web-worker/fixtures/test-dep-conditions/index.browser.js b/examples/web-worker/fixtures/test-dep-conditions/index.browser.js
new file mode 100644
index 0000000..fa4a800
--- /dev/null
+++ b/examples/web-worker/fixtures/test-dep-conditions/index.browser.js
@@ -0,0 +1 @@
+export default "index.browser.js";
diff --git a/examples/web-worker/fixtures/test-dep-conditions/index.d.ts b/examples/web-worker/fixtures/test-dep-conditions/index.d.ts
new file mode 100644
index 0000000..e95dc15
--- /dev/null
+++ b/examples/web-worker/fixtures/test-dep-conditions/index.d.ts
@@ -0,0 +1,2 @@
+declare const value: string;
+export default value;
diff --git a/examples/web-worker/fixtures/test-dep-conditions/index.js b/examples/web-worker/fixtures/test-dep-conditions/index.js
new file mode 100644
index 0000000..4ab8d2e
--- /dev/null
+++ b/examples/web-worker/fixtures/test-dep-conditions/index.js
@@ -0,0 +1 @@
+export default "index.js";
diff --git a/examples/web-worker/fixtures/test-dep-conditions/index.worker.js b/examples/web-worker/fixtures/test-dep-conditions/index.worker.js
new file mode 100644
index 0000000..260be01
--- /dev/null
+++ b/examples/web-worker/fixtures/test-dep-conditions/index.worker.js
@@ -0,0 +1 @@
+export default "index.worker.js";
diff --git a/examples/web-worker/fixtures/test-dep-conditions/package.json b/examples/web-worker/fixtures/test-dep-conditions/package.json
new file mode 100644
index 0000000..41fbdff
--- /dev/null
+++ b/examples/web-worker/fixtures/test-dep-conditions/package.json
@@ -0,0 +1,13 @@
+{
+  "name": "test-dep-browser-or-worker",
+  "private": true,
+  "type": "module",
+  "exports": {
+    ".": {
+      "types": "./index.d.ts",
+      "worker": "./index.worker.js",
+      "browser": "./index.browser.js",
+      "default": "./index.js"
+    }
+  }
+}
diff --git a/examples/web-worker/package.json b/examples/web-worker/package.json
index b085359..f140541 100644
--- a/examples/web-worker/package.json
+++ b/examples/web-worker/package.json
@@ -9,7 +9,9 @@
     "test-e2e": "playwright test",
     "test-e2e-preview": "E2E_PREVIEW=1 playwright test"
   },
-  "dependencies": {},
+  "dependencies": {
+    "test-dep-conditions": "file:./fixtures/test-dep-conditions"
+  },
   "devDependencies": {},
   "volta": {
     "extends": "../../package.json"
diff --git a/examples/web-worker/src/app.tsx b/examples/web-worker/src/app.tsx
index 75d17da..7cb0751 100644
--- a/examples/web-worker/src/app.tsx
+++ b/examples/web-worker/src/app.tsx
@@ -1,4 +1,5 @@
 import React from "react";
+import depCondition from "test-dep-conditions";
 import workerUrl from "./worker/entry?worker-runner";
 
 export function App() {
@@ -36,14 +37,18 @@ export function App() {
 
   return (
     <div>
-      <div>Count: {count}</div>
-      <button onClick={() => setCount((c) => c - 1)}>-1</button>
-      <button onClick={() => setCount((c) => c + 1)}>+1</button>
+      <div data-testid="client">
+        <h4>Client</h4>
+        <div>Count: {count}</div>
+        <button onClick={() => setCount((c) => c - 1)}>-1</button>
+        <button onClick={() => setCount((c) => c + 1)}>+1</button>
+        <div>test-dep-conditions: {depCondition}</div>
+      </div>
       <hr />
-      <div
-        data-testid="worker-message"
-        dangerouslySetInnerHTML={{ __html: workerMessage }}
-      ></div>
+      <div data-testid="worker">
+        <h4>Worker</h4>
+        <div dangerouslySetInnerHTML={{ __html: workerMessage }} />
+      </div>
     </div>
   );
 }
diff --git a/examples/web-worker/src/worker/dep.tsx b/examples/web-worker/src/worker/dep.tsx
index c332443..a42ee12 100644
--- a/examples/web-worker/src/worker/dep.tsx
+++ b/examples/web-worker/src/worker/dep.tsx
@@ -1 +1 @@
-export default "dep-ok";
+export default "user-dep-ok";
diff --git a/examples/web-worker/src/worker/entry.tsx b/examples/web-worker/src/worker/entry.tsx
index c0a4067..b7509d7 100644
--- a/examples/web-worker/src/worker/entry.tsx
+++ b/examples/web-worker/src/worker/entry.tsx
@@ -1,4 +1,5 @@
 import ReactDomServer from "react-dom/server";
+import depCondition from "test-dep-conditions";
 import dep from "./dep";
 import { depThrowError } from "./dep-error";
 import workerInWorkerUrl from "./worker-in-worker?worker-runner";
@@ -9,6 +10,7 @@ self.addEventListener("message", (e) => {
       <div>
         <div>Rendered in web worker</div>
         <div>{dep}</div>
+        <div>test-dep-conditions: {depCondition}</div>
       </div>
     );
     const result = ReactDomServer.renderToString(root);
diff --git a/pnpm-lock.yaml b/pnpm-lock.yaml
index b2ba6d6..5e94cec 100644
--- a/pnpm-lock.yaml
+++ b/pnpm-lock.yaml
@@ -160,7 +160,11 @@ importers:
         specifier: ^2.0.26
         version: 2.0.26(typescript@5.5.3)
 
-  examples/web-worker: {}
+  examples/web-worker:
+    dependencies:
+      test-dep-conditions:
+        specifier: file:./fixtures/test-dep-conditions
+        version: test-dep-browser-or-worker@file:examples/web-worker/fixtures/test-dep-conditions
 
   examples/web-worker-rsc: {}
 
@@ -2547,6 +2551,9 @@ packages:
     engines: {node: '>=10'}
     hasBin: true
 
+  test-dep-browser-or-worker@file:examples/web-worker/fixtures/test-dep-conditions:
+    resolution: {directory: examples/web-worker/fixtures/test-dep-conditions, type: directory}
+
   thenify-all@1.6.0:
     resolution: {integrity: sha512-RNxQH/qI8/t3thXJDwcstUO4zeqo64+Uy/+sNVRBx4Xn2OX+OZ9oP+iJnNFqplFra2ZUVeKCSa2oVWi3T4uVmA==}
     engines: {node: '>=0.8'}
@@ -5070,6 +5077,8 @@ snapshots:
       commander: 2.20.3
       source-map-support: 0.5.21
 
+  test-dep-browser-or-worker@file:examples/web-worker/fixtures/test-dep-conditions: {}
+
   thenify-all@1.6.0:
     dependencies:
       thenify: 3.3.1