diff --git a/testdata/struct_comment/api/api.go b/testdata/struct_comment/api/api.go
index f96433d2d..422775002 100644
--- a/testdata/struct_comment/api/api.go
+++ b/testdata/struct_comment/api/api.go
@@ -7,7 +7,7 @@ import "net/http"
 // @Accept  json
 // @Produce  json
 // @Param   post_id      path   int     true  "Some ID" Format(int64)
-// @Success 200 {string} web.Post
+// @Success 200 {string} string ""
 // @Failure 400 {object} web.APIError "We need ID!!"
 // @Failure 404 {object} web.APIError "Can not find ID"
 // @Router /posts/{post_id} [get]