diff --git a/main.js b/main.js
index c25e7ed..811c122 100644
--- a/main.js
+++ b/main.js
@@ -131,7 +131,7 @@ async function fetchNewPosts() {
     .reverse();
 
   let newTimestampId = 0;
-  for (item in reversed) {
+  for (item of reversed) {
     const currentTimestampId = Date.parse(item.published);
 
     if (currentTimestampId > newTimestampId) {