diff --git a/index.ts b/index.ts
index ac79de3..17f6751 100644
--- a/index.ts
+++ b/index.ts
@@ -583,7 +583,7 @@ async function createNote(
 ): Promise<any> {
   // ⚙️ 응답 타입은 GitLab API 문서에 따라 조정 가능
   const url = new URL(
-    `${GITLAB_API_URL}/projects/${encodeURIComponent(
+    `${GITLAB_API_URL}/api/v4/projects/${encodeURIComponent(
       projectId
     )}/${noteableType}/${noteableIid}/notes`
   );