diff --git a/pulseview.spec b/pulseview.spec
index 7ed691b..32cfc83 100644
--- a/pulseview.spec
+++ b/pulseview.spec
@@ -1,6 +1,6 @@
 Name:           pulseview
 Version:        0.4.0
-Release:        3%{?dist}
+Release:        4%{?dist}
 Summary:        Signal acquisition and analysis GUI for sigrok
 # Combined GPLv3+ (libsigrok and libsigrokdecode) and GPLv2+ (pulseview)
 License:        GPLv3+
@@ -66,6 +66,9 @@ update-desktop-database > /dev/null 2>&1 || :
 %{_datadir}/appdata/org.sigrok.PulseView.appdata.xml
 
 %changelog
+* Thu Jul 27 2017 Fedora Release Engineering <releng@fedoraproject.org> - 0.4.0-4
+- Rebuilt for https://fedoraproject.org/wiki/Fedora_27_Mass_Rebuild
+
 * Wed Jul 19 2017 Jonathan Wakely <jwakely@redhat.com> - 0.4.0-3
 - Rebuilt for s390x binutils bug