diff --git a/packages/frontend/src/pages/about.vue b/packages/frontend/src/pages/about.vue
index fc5b902d07..1d860817bf 100644
--- a/packages/frontend/src/pages/about.vue
+++ b/packages/frontend/src/pages/about.vue
@@ -32,11 +32,11 @@ SPDX-License-Identifier: AGPL-3.0-only
 						<div v-html="i18n.tsx.poweredByMisskeyDescription({ name: instance.name ?? host })">
 						</div>
 						<FormLink to="/about-misskey">{{ i18n.ts.aboutMisskey }}</FormLink>
-						<FormLink v-if="instance.repositoryUrl || instance.providesTarball" :to="instance.repositoryUrl || `/tarball/misskey-${version}.tar.gz`" external>
+						<FormLink v-if="$i && instance.repositoryUrl || $i && instance.providesTarball" :to="instance.repositoryUrl || `/tarball/misskey-${version}.tar.gz`" external>
 							<template #icon><i class="ti ti-code"></i></template>
 							{{ i18n.ts.sourceCode }}
 						</FormLink>
-						<MkInfo v-else warn>
+						<MkInfo v-else-if="$i" warn>
 							{{ i18n.ts.sourceCodeIsNotYetProvided }}
 						</MkInfo>
 						ソースコード含め問い合わせは下記のメールアドレスへよろしくお願いします。
@@ -147,7 +147,8 @@ import { definePageMetadata } from '@/scripts/page-metadata.js';
 import { claimAchievement } from '@/scripts/achievements.js';
 import { instance } from '@/instance.js';
 import { bannerDark, bannerLight, defaultStore, iconDark, iconLight } from '@/store';
-
+import { signinRequired } from '@/account.js';
+const $i = signinRequired();
 const props = withDefaults(defineProps<{
 	initialTab?: string;
 }>(), {