diff --git a/controller/files.go b/controller/files.go
index 0e7afbf..2c4251a 100644
--- a/controller/files.go
+++ b/controller/files.go
@@ -38,11 +38,9 @@ func (f *FilesController) PostUpload() {
 	_ = ctx.JSON(&UploadResponse{Cid: cidString})
 }
 
-func (f *FilesController) GetDownload() {
+func (f *FilesController) GetDownloadBy(cidString string) {
 	ctx := f.Ctx
 
-	cidString := ctx.URLParam("cid")
-
 	_, err := cid.Valid(cidString)
 	if sendError(ctx, err, iris.StatusBadRequest) {
 		return