diff --git a/libupnp.spec b/libupnp.spec
index 7ee540f..ee1082e 100644
--- a/libupnp.spec
+++ b/libupnp.spec
@@ -1,7 +1,7 @@
 Version: 1.6.21
 Summary: Universal Plug and Play (UPnP) SDK
 Name: libupnp
-Release: 3%{?dist}
+Release: 4%{?dist}
 License: BSD
 Group: System Environment/Libraries
 URL: http://www.libupnp.org/
@@ -61,6 +61,9 @@ make install DESTDIR=$RPM_BUILD_ROOT
 rm -rf %{buildroot}
 
 %changelog
+* Wed Feb 07 2018 Fedora Release Engineering <releng@fedoraproject.org> - 1.6.21-4
+- Rebuilt for https://fedoraproject.org/wiki/Fedora_28_Mass_Rebuild
+
 * Thu Aug 03 2017 Fedora Release Engineering <releng@fedoraproject.org> - 1.6.21-3
 - Rebuilt for https://fedoraproject.org/wiki/Fedora_27_Binutils_Mass_Rebuild