diff --git a/src/pages/blog/posts/20240618_0.md b/src/pages/blog/posts/20240618_0.md
index cf52d0a..04bd044 100644
--- a/src/pages/blog/posts/20240618_0.md
+++ b/src/pages/blog/posts/20240618_0.md
@@ -6,6 +6,6 @@ avatar: "pochi.png"
 date: 2024-06-18 #日付 ISO 8601 (yyyy-mm-dd)
 update: 2024-06-18 #アップデートした日付 ISO 8601 (yyyy-mm-dd)
 desc: "SECCON for Beginners 2024に参加したのでその忘備録的なの"
-thumbnail: "https://github.com/Liberluna/liberluna.github.io/tree/main/src/pages/blog/assets/SECCONResult.png"
+thumbnail: "https://github.com/Liberluna/liberluna.github.io/tree/main/public/assets/SECCONResult.png"
 ---
 ## はじめに