diff --git a/config/mastodon.yml b/config/mastodon.yml
index 5f3e601b49..ad9b5fa25c 100644
--- a/config/mastodon.yml
+++ b/config/mastodon.yml
@@ -5,7 +5,7 @@ shared:
   self_destruct_value: <%= ENV.fetch('SELF_DESTRUCT', nil)&.to_json %>
   software_update_url: <%= ENV.fetch('UPDATE_CHECK_URL', 'https://api.joinmastodon.org/update-check')&.to_json %>
   source:
-    base_url: <%= ENV.fetch('SOURCE_BASE_URL', 'https://vault.stevenoh0908.pe.kr')&.to_json %>
+    base_url: <%= ENV.fetch('SOURCE_BASE_URL', 'https://vault.stevenoh0908.pe.kr/stevenoh0908/mastodon-sakyey')&.to_json %>
     repository: <%= ENV.fetch('GITHUB_REPOSITORY', 'stevenoh0908/mastodon-sakyey') %>
     tag: <%= ENV.fetch('SOURCE_TAG', nil) %>
   version: