diff --git a/qm-dsp.spec b/qm-dsp.spec
index ef733aa..d06a92b 100644
--- a/qm-dsp.spec
+++ b/qm-dsp.spec
@@ -3,7 +3,7 @@
 
 Name:           qm-dsp
 Version:        1.7.1
-Release:        3%{?dist}
+Release:        4%{?dist}
 Summary:        Library for DSP and Music Informatics purposes
 
 # some source files with different original licenses, see README.txt
@@ -108,6 +108,9 @@ make %{?_smp_mflags} -C tests $MAKE_ARGS
 
 
 %changelog
+* Thu Jul 27 2017 Fedora Release Engineering <releng@fedoraproject.org> - 1.7.1-4
+- Rebuilt for https://fedoraproject.org/wiki/Fedora_27_Mass_Rebuild
+
 * Thu Feb 16 2017 František Dvořák <valtri@civ.zcu.cz> - 1.7.1-3
 - Disable valgrind on AArch64