diff --git a/.github/workflows/test-windows.yml b/.github/workflows/test-windows.yml
index 596ed37f96ba..f2d845b30e23 100644
--- a/.github/workflows/test-windows.yml
+++ b/.github/workflows/test-windows.yml
@@ -45,7 +45,6 @@ jobs:
         run: npm run check-deps
 
   test:
-    if: github.repository == 'github/docs-internal'
     runs-on: windows-latest
     strategy:
       fail-fast: false
diff --git a/lib/all-products.js b/lib/all-products.js
index 72edac31fd34..09e9d2070aae 100644
--- a/lib/all-products.js
+++ b/lib/all-products.js
@@ -1,5 +1,6 @@
 const fs = require('fs')
 const path = require('path')
+const slash = require('slash')
 const assert = require('assert')
 const { difference } = require('lodash')
 const yaml = require('js-yaml')
@@ -23,11 +24,11 @@ const internalProducts = {}
 
 sortedProductIds.forEach(productId => {
   const relPath = productId
-  const dir = path.join('content', relPath)
-  const toc = path.join(dir, 'index.md')
+  const dir = slash(path.join('content', relPath))
+  const toc = slash(path.join(dir, 'index.md'))
   const { data } = frontmatter(fs.readFileSync(toc, 'utf8'))
   const applicableVersions = getApplicableVersions(data.versions, toc)
-  const href = path.join('/', applicableVersions[0], productId)
+  const href = slash(path.join('/', applicableVersions[0], productId))
 
   internalProducts[productId] = {
     id: productId,
diff --git a/lib/redirects/precompile.js b/lib/redirects/precompile.js
index 97cd39cacba5..91f57591efbf 100755
--- a/lib/redirects/precompile.js
+++ b/lib/redirects/precompile.js
@@ -1,4 +1,5 @@
 const path = require('path')
+const slash = require('slash')
 const patterns = require('../patterns')
 const { latest } = require('../enterprise-server-releases')
 const getOldPathsFromPermalink = require('../redirects/get-old-paths-from-permalink')
@@ -85,7 +86,7 @@ module.exports = async function precompileRedirects (pages) {
     // add a veriation like `/free-pro-team@latest/v3/gists/comments`;
     // again, we need to do this because all links in content get rewritten
     if (!developerRoute.startsWith('/enterprise/')) {
-      const developerRouteWithVersion = path.join(nonEnterpriseDefaultVersion, developerRoute)
+      const developerRouteWithVersion = slash(path.join(nonEnterpriseDefaultVersion, developerRoute))
       const developerRouteWithVersionAndLanguage = `/en/${developerRouteWithVersion}`
       allRedirects[developerRouteWithVersion] = newPath
       allRedirects[developerRouteWithVersionAndLanguage] = newPath
diff --git a/middleware/archived-enterprise-versions.js b/middleware/archived-enterprise-versions.js
index 9c0d7f68f650..1c533f3c669a 100644
--- a/middleware/archived-enterprise-versions.js
+++ b/middleware/archived-enterprise-versions.js
@@ -1,4 +1,5 @@
 const path = require('path')
+const slash = require('slash')
 const { latest, deprecated, firstVersionDeprecatedOnNewSite, lastVersionWithoutStubbedRedirectFiles } = require('../lib/enterprise-server-releases')
 const patterns = require('../lib/patterns')
 const versionSatisfiesRange = require('../lib/version-satisfies-range')
@@ -69,7 +70,7 @@ module.exports = async (req, res, next) => {
 // for <2.13: /2.12/user/articles/viewing-contributions-on-your-profile
 function getProxyPath (reqPath, requestedVersion) {
   const proxyPath = versionSatisfiesRange(requestedVersion, `>=${firstVersionDeprecatedOnNewSite}`)
-    ? path.join('/', requestedVersion, reqPath)
+    ? slash(path.join('/', requestedVersion, reqPath))
     : reqPath.replace(/^\/enterprise/, '')
 
   return `https://github.github.com/help-docs-archived-enterprise-versions${proxyPath}`
@@ -97,7 +98,7 @@ function getFallbackRedirects (req, requestedVersion) {
     // ]
     .filter(oldPath => oldPath.startsWith('/enterprise') && patterns.enterpriseNoVersion.test(oldPath))
     // add in the current language and version
-    .map(oldPath => path.join('/', req.context.currentLanguage, oldPath.replace('/enterprise/', `/enterprise/${requestedVersion}/`)))
+    .map(oldPath => slash(path.join('/', req.context.currentLanguage, oldPath.replace('/enterprise/', `/enterprise/${requestedVersion}/`))))
     // ignore paths that match the requested path
     .filter(oldPath => oldPath !== req.path)
 }
diff --git a/tests/content/lint-files.js b/tests/content/lint-files.js
index 7a918b074731..085a392e4e0c 100644
--- a/tests/content/lint-files.js
+++ b/tests/content/lint-files.js
@@ -1,4 +1,5 @@
 const path = require('path')
+const slash = require('slash')
 const fs = require('fs')
 const walk = require('walk-sync')
 const matter = require('@github-docs/frontmatter')
@@ -109,11 +110,11 @@ describe('lint-files', () => {
   }
 
   const contentMarkdownAbsPaths = walk(contentDir, mdWalkOptions).sort()
-  const contentMarkdownRelPaths = contentMarkdownAbsPaths.map(p => path.relative(rootDir, p))
+  const contentMarkdownRelPaths = contentMarkdownAbsPaths.map(p => slash(path.relative(rootDir, p)))
   const contentMarkdownTuples = zip(contentMarkdownRelPaths, contentMarkdownAbsPaths)
 
   const reusableMarkdownAbsPaths = walk(reusablesDir, mdWalkOptions).sort()
-  const reusableMarkdownRelPaths = reusableMarkdownAbsPaths.map(p => path.relative(rootDir, p))
+  const reusableMarkdownRelPaths = reusableMarkdownAbsPaths.map(p => slash(path.relative(rootDir, p)))
   const reusableMarkdownTuples = zip(reusableMarkdownRelPaths, reusableMarkdownAbsPaths)
 
   describe.each([...contentMarkdownTuples, ...reusableMarkdownTuples])(