diff --git a/hackrf.spec b/hackrf.spec
index d48325b..41b20f9 100644
--- a/hackrf.spec
+++ b/hackrf.spec
@@ -3,7 +3,7 @@
 
 Name:           hackrf
 Version:        2015.07.2
-Release:        3%{?dist}
+Release:        4%{?dist}
 Summary:        HackRF Utilities
 
 Group:          Development/Libraries
@@ -97,6 +97,9 @@ make -C build install DESTDIR=%{buildroot}
 %doc doc/*
 
 %changelog
+* Wed Jul 26 2017 Fedora Release Engineering <releng@fedoraproject.org> - 2015.07.2-4
+- Rebuilt for https://fedoraproject.org/wiki/Fedora_27_Mass_Rebuild
+
 * Fri Feb 10 2017 Fedora Release Engineering <releng@fedoraproject.org> - 2015.07.2-3
 - Rebuilt for https://fedoraproject.org/wiki/Fedora_26_Mass_Rebuild