diff --git a/.github/workflows/playwright-tests.yml b/.github/workflows/playwright-tests.yml
index 19f515351..e3ae1404f 100644
--- a/.github/workflows/playwright-tests.yml
+++ b/.github/workflows/playwright-tests.yml
@@ -44,6 +44,8 @@ jobs:
         run: pnpm --filter @sam-monorepo/playwright test
         env:
           BASE_URL: ${{ vars.BASE_URL }}
+          PLAYWRIGHT_CUSTOM_HEADER_NAME: ${{ vars.PLAYWRIGHT_CUSTOM_HEADER_NAME }}
+          PLAYWRIGHT_CUSTOM_HEADER_VALUE: ${{ secrets.PLAYWRIGHT_CUSTOM_HEADER_VALUE }}
 
       - name: Upload test report
         uses: actions/upload-artifact@v4.6.2
diff --git a/pnpm-monorepo/apps/playwright/.env.example b/pnpm-monorepo/apps/playwright/.env.example
index 717a4c762..4ea66a323 100644
--- a/pnpm-monorepo/apps/playwright/.env.example
+++ b/pnpm-monorepo/apps/playwright/.env.example
@@ -1 +1,3 @@
 BASE_URL=
+PLAYWRIGHT_CUSTOM_HEADER_NAME=
+PLAYWRIGHT_CUSTOM_HEADER_VALUE=
diff --git a/pnpm-monorepo/apps/playwright/playwright.config.ts b/pnpm-monorepo/apps/playwright/playwright.config.ts
index 20cb39f7f..df64f1e77 100644
--- a/pnpm-monorepo/apps/playwright/playwright.config.ts
+++ b/pnpm-monorepo/apps/playwright/playwright.config.ts
@@ -1,6 +1,19 @@
 import { defineConfig } from "@playwright/test";
 import "dotenv/config";
 
+// Build custom HTTP headers object if both name and value are provided
+const extraHTTPHeaders: Record<string, string> = {};
+const headerName = process.env.PLAYWRIGHT_CUSTOM_HEADER_NAME;
+const headerValue = process.env.PLAYWRIGHT_CUSTOM_HEADER_VALUE;
+
+if (headerName && headerValue) {
+	// Basic validation: HTTP header names should be alphanumeric with hyphens/underscores
+	if (!/^[a-zA-Z0-9_-]+$/.test(headerName)) {
+		throw new Error(`Invalid HTTP header name: ${headerName}. Header names must contain only alphanumeric characters, hyphens, and underscores.`);
+	}
+	extraHTTPHeaders[headerName] = headerValue;
+}
+
 export default defineConfig({
 	testDir: "./tests",
 	fullyParallel: true,
@@ -11,5 +24,6 @@ export default defineConfig({
 	use: {
 		baseURL: process.env.BASE_URL,
 		trace: "on-first-retry",
+		...(Object.keys(extraHTTPHeaders).length > 0 && { extraHTTPHeaders }),
 	},
 });