diff --git a/.github/workflows/auto-tag.yml b/.github/workflows/auto-tag.yml
index 2f01367474..d898aa7bd1 100644
--- a/.github/workflows/auto-tag.yml
+++ b/.github/workflows/auto-tag.yml
@@ -30,4 +30,4 @@ jobs:
       with:
         expected_sha: ${{ github.sha }}
         target_env: live
-        pantheon_site_machine_name: documentation-in-nextjs
+        pantheon_site_machine_name: ${{ vars.PANTHEON_SITE_MACHINE_NAME }}
diff --git a/.github/workflows/pr-e2e.yml b/.github/workflows/pr-e2e.yml
index 3bc31ed08f..c09d107ec1 100644
--- a/.github/workflows/pr-e2e.yml
+++ b/.github/workflows/pr-e2e.yml
@@ -22,14 +22,14 @@ jobs:
         with:
          expected_sha: ${{ github.event.pull_request.head.sha }}
          target_env: pr-${{ github.event.pull_request.number }}
-         pantheon_site_machine_name: documentation-in-nextjs
+         pantheon_site_machine_name: ${{ vars.PANTHEON_SITE_MACHINE_NAME }}
 
       - name: warm containers
         id: warm_containers
         shell: bash
         env:
-          REFERENCE_BASE_URL: "https://dev-documentation-in-nextjs.pantheonsite.io"
-          DEPLOYED_BASE_URL: "https://pr-${{ github.event.pull_request.number }}-documentation-in-nextjs.pantheonsite.io"
+          REFERENCE_BASE_URL: "https://dev-${{ vars.PANTHEON_SITE_MACHINE_NAME }}.pantheonsite.io"
+          DEPLOYED_BASE_URL: "https://pr-${{ github.event.pull_request.number }}-${{ vars.PANTHEON_SITE_MACHINE_NAME }}.pantheonsite.io"
         run: |
           #!/bin/bash
           set +e
@@ -54,7 +54,7 @@ jobs:
       - name: Check all status codes
         env:
           PR_NUMBER: ${{ github.event.pull_request.number }}
-          SITE_NAME: "documentation-in-nextjs"
+          SITE_NAME: "${{ vars.PANTHEON_SITE_MACHINE_NAME }}"
         run: |
           cd tests/404checking
           export URL="https://pr-${PR_NUMBER}-${SITE_NAME}.pantheonsite.io"
@@ -86,8 +86,8 @@ jobs:
         id: backstop_tests
         shell: bash
         env:
-          REFERENCE_BASE_URL: "https://dev-documentation-in-nextjs.pantheonsite.io"
-          DEPLOYED_BASE_URL: "https://pr-${{ github.event.pull_request.number }}-documentation-in-nextjs.pantheonsite.io"
+          REFERENCE_BASE_URL: "https://dev-${{ vars.PANTHEON_SITE_MACHINE_NAME }}.pantheonsite.io"
+          DEPLOYED_BASE_URL: "https://pr-${{ github.event.pull_request.number }}-${{ vars.PANTHEON_SITE_MACHINE_NAME }}.pantheonsite.io"
         run: |
           #!/bin/bash
           set +e
@@ -125,7 +125,7 @@ jobs:
         id: playwright_tests
         shell: bash
         env:
-          PLAYWRIGHT_DOMAIN: "pr-${{ github.event.pull_request.number }}-documentation-in-nextjs.pantheonsite.io"
+          PLAYWRIGHT_DOMAIN: "pr-${{ github.event.pull_request.number }}-${{ vars.PANTHEON_SITE_MACHINE_NAME }}.pantheonsite.io"
         run: |
           #!/bin/bash
           set +e
diff --git a/src/middleware.ts b/src/middleware.ts
index e0622be0b9..1b9689ddbe 100644
--- a/src/middleware.ts
+++ b/src/middleware.ts
@@ -226,7 +226,7 @@ export function middleware(request: NextRequest) {
   // This section handles the HTTP to HTTPS redirects for Pantheon sites.
   // See https://github.com/pantheon-systems/documentation/issues/9791
   // for more context.
-  const siteMachineName = "documentation-in-nextjs";
+  const siteMachineName = process.env.PANTHEON_SITE_MACHINE_NAME || "documentation-in-nextjs";
   const incomingProtocol = request.headers.get('x-proto') || '';
   const policyDocSurrogateKey = request.headers.get('policy-doc-surrogate-key') || '';
   if (incomingProtocol === 'http://' && policyDocSurrogateKey) {
diff --git a/tests/playwright/tests/search/search.spec.ts b/tests/playwright/tests/search/search.spec.ts
index 9fcdaad11f..5db3df5f50 100644
--- a/tests/playwright/tests/search/search.spec.ts
+++ b/tests/playwright/tests/search/search.spec.ts
@@ -43,7 +43,7 @@ test('searching from homepage redirects to search page and shows expected result
 
   await page.waitForSelector('#results .addsearch-searchresults');
 
-  const expectedPolicyHeadline = ' Overages Policy | Traffic | Pantheon Docs';
+  const expectedPolicyHeadline = ' Overages Policy | Pantheon Docs';
   const h3s1 = await page.locator('h3').allTextContents();
   expect(h3s1.some(text => text.includes(expectedPolicyHeadline))).toBeTruthy();
 });