diff --git a/usb_modeswitch-data.spec b/usb_modeswitch-data.spec
index c83f240..bb1284d 100644
--- a/usb_modeswitch-data.spec
+++ b/usb_modeswitch-data.spec
@@ -2,13 +2,14 @@
 
 Name:		usb_modeswitch-data
 Version:	20191128
-Release:	3%{?dist}
+Release:	4%{?dist}
 Summary:	USB Modeswitch gets mobile broadband cards in operational mode
 Summary(de):	USB Modeswitch aktiviert UMTS-Karten
 License:	GPLv2+
 URL:		http://www.draisberghof.de/usb_modeswitch/
 Source0:	http://www.draisberghof.de/usb_modeswitch/%{source_name}-%{version}.tar.bz2
 BuildArch:	noarch
+BuildRequires: make
 BuildRequires:	systemd
 Requires:	systemd
 Requires:	usb_modeswitch >= 2.4.0
@@ -56,6 +57,9 @@ make install \
 %doc ChangeLog README REFERENCE
 
 %changelog
+* Wed Jan 27 2021 Fedora Release Engineering <releng@fedoraproject.org> - 20191128-4
+- Rebuilt for https://fedoraproject.org/wiki/Fedora_34_Mass_Rebuild
+
 * Wed Jul 29 2020 Fedora Release Engineering <releng@fedoraproject.org> - 20191128-3
 - Rebuilt for https://fedoraproject.org/wiki/Fedora_33_Mass_Rebuild