diff --git a/theme/src/node/autoFrontmatter/resolveOptions.ts b/theme/src/node/autoFrontmatter/resolveOptions.ts
index 1d7477a8..a1814857 100644
--- a/theme/src/node/autoFrontmatter/resolveOptions.ts
+++ b/theme/src/node/autoFrontmatter/resolveOptions.ts
@@ -104,7 +104,7 @@ export function resolveOptions(
                       const prefix = notesByLocale(locale)?.link || ''
                       const note = findNote(relativePath)
                       return pathJoin(
-                        locale,
+                        prefix.startsWith(locale) ? '/' : locale,
                         prefix,
                         note?.link || getCurrentDirname(note?.dir, relativePath),
                         '/',