diff --git a/src/app.d.ts b/src/app.d.ts
index 9602f9ae..6fdf9a6a 100644
--- a/src/app.d.ts
+++ b/src/app.d.ts
@@ -3,6 +3,7 @@
 import { FFFBase, FFFExtra } from 'fff-flavored-frontmatter'
 
 interface ImportMetaEnv extends Readonly<Record<string, string>> {
+  readonly URARA_SITE_PROTOCOL?: 'http://' | 'https://'
   readonly URARA_SITE_DOMAIN?: string
 }
 
diff --git a/src/lib/config/site.ts b/src/lib/config/site.ts
index 2e595204..15a9f349 100644
--- a/src/lib/config/site.ts
+++ b/src/lib/config/site.ts
@@ -1,7 +1,7 @@
 import type { SiteConfig } from '$lib/types/site'
 
 export const site: SiteConfig = {
-  protocol: 'https://',
+  protocol: import.meta.env.URARA_SITE_PROTOCOL ?? 'https://',
   domain: 'seviche.cc',
   title: 'Seviche.cc',
   subtitle: 'Tech / Code / Random Life',