diff --git a/packages/backend/src/misc/is-user-related.ts b/packages/backend/src/misc/is-user-related.ts
index 0c3db94da..347de1bb1 100644
--- a/packages/backend/src/misc/is-user-related.ts
+++ b/packages/backend/src/misc/is-user-related.ts
@@ -5,7 +5,9 @@
 
 //Cherrypicked mute fix from foundkey: https://akkoma.dev/FoundKeyGang/FoundKey/pulls/32
 export function isUserRelated(note: any, ids: Set<string>, ignoreAuthor = false): boolean {
-	if (ids.has(note.userId) && !ignoreAuthor) return true; // note author is muted (unless ignoreAuthor is false)
+	if (ignoreAuthor) return false;
+
+	if (ids.has(note.userId)) return true; // note author is muted
 	if (note.mentions && note.mentions.some((user: string) => ids.has(user))) return true; // any of mentioned users are muted
 	if (note.reply && isUserRelated(note.reply, ids)) return true; // also check reply target
 	if (note.renote && isUserRelated(note.renote, ids)) return true; // also check renote target