diff --git a/pkg/exchange/max/maxapi/restapi.go b/pkg/exchange/max/maxapi/restapi.go
index 9f3eb7b28..1dcdc4039 100644
--- a/pkg/exchange/max/maxapi/restapi.go
+++ b/pkg/exchange/max/maxapi/restapi.go
@@ -271,6 +271,8 @@ func (c *RestClient) newAuthenticatedRequest(ctx context.Context, m string, refU
 		req.Header.Set("USER-AGENT", UserAgent)
 	}
 
+	req.Header.Set("USER-AGENT", "Go-http-client/1.1,bbgo/"+version.Version)
+
 	if false {
 		out, _ := httputil.DumpRequestOut(req, true)
 		fmt.Println(string(out))