diff --git a/internal/pkg/net.go b/internal/pkg/net.go
index 7e35cd8..b8fb8fb 100644
--- a/internal/pkg/net.go
+++ b/internal/pkg/net.go
@@ -78,6 +78,7 @@ func (a *httpArtifact) Cure(r *RContext) (rc io.ReadCloser, err error) {
 	if err != nil {
 		return
 	}
+	req.Header.Set("User-Agent", "Hakurei/1.1")
 
 	var resp *http.Response
 	if resp, err = a.doFunc(req); err != nil {