diff --git a/blocklists/mastodon.social.csv b/blocklists/mastodon.social.csv
index 0a9a95d..2c38937 100644
--- a/blocklists/mastodon.social.csv
+++ b/blocklists/mastodon.social.csv
@@ -36,6 +36,7 @@ birdsite.james.moody.name,suspend,False,False,,False
 birdsite.jemverse.xyz,suspend,False,False,,False
 birdsite.link,suspend,False,False,,False
 birdsite.mastodon.me.uk,suspend,False,False,,False
+birdsite.miisu.net,suspend,False,False,,False
 birdsite.monster,suspend,False,False,,False
 birdsite.nytpu.com,suspend,False,False,,False
 birdsite.oliviaappleton.com,suspend,False,False,,False
diff --git a/blocklists/mastodon/mastodon.social.csv b/blocklists/mastodon/mastodon.social.csv
index 2125f34..be41da7 100644
--- a/blocklists/mastodon/mastodon.social.csv
+++ b/blocklists/mastodon/mastodon.social.csv
@@ -36,6 +36,7 @@ birdsite.james.moody.name,suspend,False,False,,False
 birdsite.jemverse.xyz,suspend,False,False,,False
 birdsite.link,suspend,False,False,,False
 birdsite.mastodon.me.uk,suspend,False,False,,False
+birdsite.miisu.net,suspend,False,False,,False
 birdsite.monster,suspend,False,False,,False
 birdsite.nytpu.com,suspend,False,False,,False
 birdsite.oliviaappleton.com,suspend,False,False,,False