diff --git a/app/views/RoomsListView/index.js b/app/views/RoomsListView/index.js
index 01fa56790..b69c23967 100644
--- a/app/views/RoomsListView/index.js
+++ b/app/views/RoomsListView/index.js
@@ -634,7 +634,7 @@ class RoomsListView extends React.Component {
 
 	readThreads = async(tunread) => {
 		const result = [];
-		for (let i = 0; i <= tunread.length; i += 1) {
+		for (let i = 0; i < tunread.length; i += 1) {
 			const tmid = tunread[i];
 			try {
 				if (tmid) {