diff --git a/pkg/booking/public.go b/pkg/booking/public.go
index c11c410..f50a5bc 100644
--- a/pkg/booking/public.go
+++ b/pkg/booking/public.go
@@ -81,7 +81,7 @@ func makeReservation(w http.ResponseWriter, r *http.Request, user *auth.User, co
 		SuccessURL:       fmt.Sprintf("%s://%s/%s/booking/success", schema, authority, user.Locale.Language),
 		FailureURL:       fmt.Sprintf("%s://%s/%s/booking/failure", schema, authority, user.Locale.Language),
 		NotificationURL:  fmt.Sprintf("%s://%s/%s/booking/notification", schema, authority, user.Locale.Language),
-		ConsumerLanguage: user.Language,
+		ConsumerLanguage: user.Locale.Language,
 	}
 	signed, err := redsys.SignRequest(r.Context(), conn, company, request)
 	if err != nil {