diff --git a/examples/example-app-router-playground/.gitignore b/examples/example-app-router-playground/.gitignore
index ef113c3c..d6187378 100644
--- a/examples/example-app-router-playground/.gitignore
+++ b/examples/example-app-router-playground/.gitignore
@@ -4,3 +4,4 @@
 tsconfig.tsbuildinfo
 *storybook.log
 storybook-static
+test-results
diff --git a/examples/example-app-router-playground/playwright.config.ts b/examples/example-app-router-playground/playwright.config.ts
index cdd5c90b..e6a7e800 100644
--- a/examples/example-app-router-playground/playwright.config.ts
+++ b/examples/example-app-router-playground/playwright.config.ts
@@ -5,6 +5,9 @@ import {devices} from '@playwright/test';
 // Use a distinct port on CI to avoid conflicts during concurrent tests
 const PORT = process.env.CI ? 3004 : 3000;
 
+// Forward to specs
+process.env.PORT = PORT.toString();
+
 const config: PlaywrightTestConfig = {
   retries: process.env.CI ? 1 : 0,
   testMatch: process.env.TEST_MATCH || 'main.spec.ts',
diff --git a/examples/example-app-router-playground/tests/domains.spec.ts b/examples/example-app-router-playground/tests/domains.spec.ts
index fa01bf3f..f1aac49d 100644
--- a/examples/example-app-router-playground/tests/domains.spec.ts
+++ b/examples/example-app-router-playground/tests/domains.spec.ts
@@ -16,7 +16,7 @@ it('can use config based on the default locale on an unknown domain', async ({
 
 it('can use a secondary locale unprefixed if the domain has specified it as the default locale', async () => {
   const browser = await chromium.launch({
-    args: ['--host-resolver-rules=MAP example.de 127.0.0.1:3000']
+    args: ['--host-resolver-rules=MAP example.de 127.0.0.1:' + process.env.PORT]
   });
 
   const page = await browser.newPage();
@@ -24,7 +24,7 @@ it('can use a secondary locale unprefixed if the domain has specified it as the
     route.continue({
       headers: {
         'accept-language': 'de',
-        'x-forwarded-port': '80'
+        'x-forwarded-port': '80' // (playwright default)
       }
     })
   );
diff --git a/packages/next-intl/src/navigation/shared/BaseLink.tsx b/packages/next-intl/src/navigation/shared/BaseLink.tsx
index c19bd936..7ce46d92 100644
--- a/packages/next-intl/src/navigation/shared/BaseLink.tsx
+++ b/packages/next-intl/src/navigation/shared/BaseLink.tsx
@@ -37,10 +37,10 @@ function BaseLink(
     // If there is an `unprefixed` prop, the
     // `defaultLocale` might differ by domain
     unprefixed &&
-    // Unprefix the pathname if a domain
+    // Unprefix the pathname if a domain matches
     (unprefixed.domains[host] === linkLocale ||
-      // For unknown domains, remove the prefix for the global
-      // `defaultLocale` (e.g. on localhost)
+      // … and handle unknown domains by applying the
+      // global `defaultLocale` (e.g. on localhost)
       (!Object.keys(unprefixed.domains).includes(host) &&
         curLocale === defaultLocale &&
         !locale))