diff --git a/src/posts/queue.js b/src/posts/queue.js
index 23419d2ee3..91fab2e6e9 100644
--- a/src/posts/queue.js
+++ b/src/posts/queue.js
@@ -57,9 +57,9 @@ module.exports = function (Posts) {
 		}
 
 		// Filter by tid if present
-		if (utils.isNumber(filter.tid)) {
-			const tid = parseInt(filter.tid, 10);
-			postData = postData.filter(item => item.data.tid && parseInt(item.data.tid, 10) === tid);
+		if (filter.tid) {
+			const tid = String(filter.tid);
+			postData = postData.filter(item => item.data.tid && String(item.data.tid) === tid);
 		} else if (Array.isArray(filter.tid)) {
 			const tids = filter.tid.map(tid => parseInt(tid, 10));
 			postData = postData.filter(