diff --git a/backend/services/x-bot.js b/backend/services/x-bot.js
index 68623c8..7b226ac 100644
--- a/backend/services/x-bot.js
+++ b/backend/services/x-bot.js
@@ -153,9 +153,8 @@ async function fetchTweetsFromNitter(nitterUrl, username) {
     const container = tweetContainers[i];
     const tweet = {};
 
-    // 고정 트윗 체크
-    tweet.isPinned =
-      tweetContainers[i - 1].includes("pinned") || container.includes("Pinned");
+    // 고정 트윗 체크 - 현재 컨테이너 내에 pinned 클래스가 있는지 확인
+    tweet.isPinned = container.includes('class="pinned"');
 
     // 리트윗 체크
     tweet.isRetweet = container.includes('class="retweet-header"');
@@ -223,9 +222,8 @@ async function fetchAllTweetsFromNitter(nitterUrl, username) {
         const container = tweetContainers[i];
         const tweet = {};
 
-        tweet.isPinned =
-          tweetContainers[i - 1].includes("pinned") ||
-          container.includes("Pinned");
+        // 고정 트윗 체크 - 현재 컨테이너 내에 pinned 클래스가 있는지 확인
+        tweet.isPinned = container.includes('class="pinned"');
         tweet.isRetweet = container.includes('class="retweet-header"');
 
         const linkMatch = container.match(/href="\/[^\/]+\/status\/(\d+)/);