diff --git a/ngspice.spec b/ngspice.spec
index 5c37e43..7c2ab2c 100644
--- a/ngspice.spec
+++ b/ngspice.spec
@@ -20,7 +20,7 @@ Version:		26
 %if %{?devel}
 %global snap	.20111129cvs
 %endif
-Release:		8%{?snap}%{?dist}
+Release:		9%{?snap}%{?dist}
 Summary:		A mixed level/signal circuit simulator
 
 License:		BSD
@@ -344,6 +344,9 @@ cd tests
 %{_datadir}/%{name}/scripts/tclspinit
 
 %changelog
+* Wed Jul 26 2017 Fedora Release Engineering <releng@fedoraproject.org> - 26-9
+- Rebuilt for https://fedoraproject.org/wiki/Fedora_27_Mass_Rebuild
+
 * Thu Mar 30 2017 Mamoru TASAKA <mtasaka@fedoraproject.org> - 26-8
 - Disable newpred mode (bug 844100, bug 1429130)