diff --git a/src/client/app/utils.ts b/src/client/app/utils.ts
index 0eee7e11..45d72304 100644
--- a/src/client/app/utils.ts
+++ b/src/client/app/utils.ts
@@ -28,7 +28,7 @@ export function pathToFile(path: string): string {
       pagePath = pagePath.slice(base.length).replace(/\//g, '_') + '.md'
       // client production build needs to account for page hash, which is
       // injected directly in the page's html
-      const pageHash = __VP_HASH_MAP__[pagePath]
+      const pageHash = __VP_HASH_MAP__[pagePath.toLowerCase()]
       pagePath = `${base}assets/${pagePath}.${pageHash}.js`
     } else {
       // ssr build uses much simpler name mapping