diff --git a/frontend/e2e/research-boundary.spec.ts b/frontend/e2e/research-boundary.spec.ts
index 545fa9f7..a9882fb6 100644
--- a/frontend/e2e/research-boundary.spec.ts
+++ b/frontend/e2e/research-boundary.spec.ts
@@ -2,6 +2,7 @@ import { expect, test } from '@playwright/test'
 
 test('research page declares non-production boundary', async ({ page }) => {
   await page.goto('/research/sell-decision')
-  await expect(page.getByText('RESEARCH_CANDIDATE_NOT_PRODUCTION')).toBeVisible()
+  // Use locator with exact match to avoid strict mode violation (header + footer both contain text)
+  await expect(page.locator('footer').getByText('RESEARCH_CANDIDATE_NOT_PRODUCTION', { exact: true })).toBeVisible()
   await expect(page.getByText('자동주문 OFF')).toBeVisible()
 })