diff --git a/fantia/fanclubs.go b/fantia/fanclubs.go
index 65d8d8a..a674dbb 100644
--- a/fantia/fanclubs.go
+++ b/fantia/fanclubs.go
@@ -251,6 +251,7 @@ func GetPost(client *http.Client, parent string, post_id int) (bool, error) {
 	}
 
 	req.Header.Add("x-csrf-token", token)
+	req.Header.Add("x-requested-with", "XMLHttpRequest")
 
 	// 投稿を取得
 	resp, err := client.Do(req)