diff --git a/scripts/build-pages/index.ts b/scripts/build-pages/index.ts
index 26f0a345506..a060ac83c4a 100644
--- a/scripts/build-pages/index.ts
+++ b/scripts/build-pages/index.ts
@@ -73,7 +73,7 @@ function patchPage(page: Page): Page {
     href: `#${heading.getAttribute('id')}`
   }));
 
-  const pageClass = `page-${slugify(page.path.slice(6))}`;
+  const pageClass = `page-${slugify(page.path.slice(6) || 'index')}`;
 
   return {
     ...page,
@@ -90,4 +90,4 @@ function writePage(page: Page): Promise<any> {
 }
 
 const toFilePath = (urlPath: string) =>
-  `${resolve(PAGES_DIR, urlPath.slice(6))}.json`;
+  `${resolve(PAGES_DIR, urlPath.slice(6) || 'index')}.json`;
diff --git a/scripts/build-pages/page-types/static.ts b/scripts/build-pages/page-types/static.ts
index 2ccbdbfe621..edfc2c1a3e5 100644
--- a/scripts/build-pages/page-types/static.ts
+++ b/scripts/build-pages/page-types/static.ts
@@ -29,7 +29,7 @@ const getMarkdownPaths = (cwd: string): Promise<string[]> =>
 
 export const toPage = async (path: string) => {
   return {
-    path: path.replace(PAGES_DIR, '/docs').replace(/\.md$/, ''),
+    path: path.replace(PAGES_DIR, '/docs').replace(/(\/index)?\.md$/i, ''),
     github: await getGitHubData(path),
     ...renderMarkdown(await readMarkdown(path))
   };