diff --git a/packages/backend/src/server/web/views/note.pug b/packages/backend/src/server/web/views/note.pug
index 25eac0942..476d42d9e 100644
--- a/packages/backend/src/server/web/views/note.pug
+++ b/packages/backend/src/server/web/views/note.pug
@@ -2,7 +2,7 @@ extends ./base
 
 block vars
 	- const user = note.user;
-	- const title = privateMode ? instanceName : (user.name ? `${user.name} (@${user.username})` : `@${user.username}`);
+	- const title = privateMode ? instanceName : (user.name ? `${user.name} (@${user.username}${user.host ? `@${user.host}` : ''})` : `@${user.username}`);
 	- const url = `${config.url}/notes/${note.id}`;
 	- const isRenote = note.renote && note.text == null && note.fileIds.length == 0 && note.poll == null;
 	- const isImage = note.files.length !== 0 && note.files[0].type.startsWith('image');