diff --git a/src/topics/unread.js b/src/topics/unread.js
index f407da95a760..084eea8a741b 100644
--- a/src/topics/unread.js
+++ b/src/topics/unread.js
@@ -67,7 +67,7 @@ module.exports = function (Topics) {
 		}
 
 		const data = await getTids(params);
-		if (!data.tids && !data.tids.length) {
+		if (uid <= 0 || !data.tids || !data.tids.length) {
 			return data;
 		}