diff --git a/src/main/java/xyz/playedu/api/controller/frontend/CourseController.java b/src/main/java/xyz/playedu/api/controller/frontend/CourseController.java
index 30510ca..67fe56b 100644
--- a/src/main/java/xyz/playedu/api/controller/frontend/CourseController.java
+++ b/src/main/java/xyz/playedu/api/controller/frontend/CourseController.java
@@ -99,7 +99,7 @@ public class CourseController {
         return JsonResponse.data(data);
     }
 
-    @GetMapping("/{courseId}/attach/{id}")
+    @GetMapping("/{courseId}/attach/{id}/download")
     @SneakyThrows
     public JsonResponse attachmentDownload(
             @PathVariable(name = "courseId") Integer courseId,