diff --git a/gnuradio.spec b/gnuradio.spec
index b768f38..1803192 100644
--- a/gnuradio.spec
+++ b/gnuradio.spec
@@ -22,7 +22,7 @@
 
 Name:		gnuradio
 Version:	3.9.0.0
-Release:	2%{?alphatag:.%{alphatag}}%{?dist}
+Release:	3%{?alphatag:.%{alphatag}}%{?dist}
 Summary:	Software defined radio framework
 
 License:	GPLv3
@@ -197,6 +197,9 @@ rm -r %{buildroot}%{_datadir}/icons/gnome
 %{_datadir}/gnuradio/examples
 
 %changelog
+* Tue Jan 26 2021 Fedora Release Engineering <releng@fedoraproject.org> - 3.9.0.0-3
+- Rebuilt for https://fedoraproject.org/wiki/Fedora_34_Mass_Rebuild
+
 * Fri Jan 22 2021 Jonathan Wakely <jwakely@redhat.com> - 3.9.0.0-2
 - Rebuilt for Boost 1.75