diff --git a/src/pages/api/config.ts b/src/pages/api/config.ts
index 4daeb6a..1bf4de9 100644
--- a/src/pages/api/config.ts
+++ b/src/pages/api/config.ts
@@ -17,11 +17,13 @@ export const POST: APIRoute = async ({ request }) => {
       const newSite = {
         ...currentSite,
         ...body.siteConfig,
-        hero: { ...currentSite.hero, ...body.siteConfig.hero }
+        hero: { ...(currentSite.hero || {}), ...(body.siteConfig.hero || {}) },
+        site_info: { ...((currentSite as any).site_info || {}), ...(body.siteConfig.site_info || {}) }
       };
       fs.writeFileSync(path.join(dataDir, 'site.config.json'), JSON.stringify(newSite, null, 2), 'utf8');
     }
 
+
     if (body.themeConfig) {
       const newTheme = { ...currentTheme, ...body.themeConfig };
       fs.writeFileSync(path.join(dataDir, 'theme.config.json'), JSON.stringify(newTheme, null, 2), 'utf8');