diff --git a/scripts/lib/e2e-affected-manifest.mjs b/scripts/lib/e2e-affected-manifest.mjs
index 459b3ffe..9b277020 100644
--- a/scripts/lib/e2e-affected-manifest.mjs
+++ b/scripts/lib/e2e-affected-manifest.mjs
@@ -71,6 +71,7 @@ export const E2E_AFFECTED_MANIFEST = [
       'src/utilities/homeSearch',
       'src/utilities/campaignDashboardData',
       'src/lib/campaignHomeSearchHits',
+      'src/lib/homeSearchShare',
     ],
     specs: ['campaignHomeActions'],
   },
diff --git a/src/components/campaign/dashboard/HomeSearchShareAction.tsx b/src/components/campaign/dashboard/HomeSearchShareAction.tsx
index 59bfe9c4..fdce62ca 100644
--- a/src/components/campaign/dashboard/HomeSearchShareAction.tsx
+++ b/src/components/campaign/dashboard/HomeSearchShareAction.tsx
@@ -21,11 +21,10 @@ export const HomeSearchShareAction = ({
   title: string
   detailPath: string
 }) => {
-  const strategy = resolveHomeSearchShareStrategy()
-
   const handleShare = async () => {
     const absoluteUrl = buildHomeSearchDetailUrl(detailPath)
     const shareText = buildHomeSearchShareText(title, absoluteUrl)
+    const strategy = resolveHomeSearchShareStrategy()
 
     if (strategy === 'native') {
       try {
diff --git a/src/lib/homeSearchShare.ts b/src/lib/homeSearchShare.ts
index 9ee7b79e..5c895717 100644
--- a/src/lib/homeSearchShare.ts
+++ b/src/lib/homeSearchShare.ts
@@ -10,7 +10,9 @@ export const buildWhatsAppTextShareUrl = (message: string): string => {
 }
 
 const canUseNativeWebShare = (): boolean =>
-  typeof navigator !== 'undefined' && typeof navigator.share === 'function'
+  typeof window !== 'undefined' &&
+  typeof navigator !== 'undefined' &&
+  typeof navigator.share === 'function'
 
 export type HomeSearchShareStrategy = 'native' | 'whatsapp'
 
diff --git a/tests/unit/homeSearchRowActions.unit.spec.tsx b/tests/unit/homeSearchRowActions.unit.spec.tsx
index d0f0c76a..1e2a0050 100644
--- a/tests/unit/homeSearchRowActions.unit.spec.tsx
+++ b/tests/unit/homeSearchRowActions.unit.spec.tsx
@@ -1,10 +1,14 @@
-import { fireEvent, render, screen } from '@testing-library/react'
-import { describe, expect, it, vi } from 'vitest'
+import { cleanup, fireEvent, render, screen } from '@testing-library/react'
+import { afterEach, describe, expect, it, vi } from 'vitest'
 
 import { HomeSearchHitRow } from '@/components/campaign/dashboard/HomeSearchHitRow'
 import { HomeSearchShareAction } from '@/components/campaign/dashboard/HomeSearchShareAction'
 import { HomeSearchWhatsAppAction } from '@/components/campaign/dashboard/HomeSearchWhatsAppAction'
 
+afterEach(() => {
+  cleanup()
+})
+
 describe('HomeSearchWhatsAppAction', () => {
   it('renders WhatsApp link when phone normalizes', () => {
     render(<HomeSearchWhatsAppAction phone="71999998888" contactName="Maria Silva" />)