diff --git a/server/gitea/client.go b/server/gitea/client.go
index 7b5d009..d6f8d40 100644
--- a/server/gitea/client.go
+++ b/server/gitea/client.go
@@ -82,7 +82,9 @@ func (client *Client) ServeRawContent(uri string) (*fasthttp.Response, error) {
 	if err != nil {
 		return nil, err
 	}
-	// resp.SetBodyStream(&strings.Reader{}, -1)
+
+	// fasthttp else will set "Content-Length: 0"
+	res.SetBodyStream(&strings.Reader{}, -1)
 
 	if err != nil {
 		return nil, err