diff --git a/src/remote/activitypub/misc/get-note-html.ts b/src/remote/activitypub/misc/get-note-html.ts
index 0a607bd48c..a159bf902d 100644
--- a/src/remote/activitypub/misc/get-note-html.ts
+++ b/src/remote/activitypub/misc/get-note-html.ts
@@ -4,7 +4,7 @@ import parse from '../../../mfm/parse';
 
 export default function(note: INote) {
 	let html = toHtml(parse(note.text), note.mentionedRemoteUsers);
-	if (html == null) html = '';
+	if (html == null) html = '<p>.</p>';
 
 	return html;
 }