diff --git a/libunwind.spec b/libunwind.spec
index ccba9d2..37abc34 100644
--- a/libunwind.spec
+++ b/libunwind.spec
@@ -4,7 +4,7 @@
 Summary: An unwinding library
 Name: libunwind
 Version: 1.4.0
-Release: 4%{?dist}
+Release: 5%{?dist}
 License: BSD
 URL: http://savannah.nongnu.org/projects/libunwind
 Source: http://download-mirror.savannah.gnu.org/releases/libunwind/libunwind-%{version}.tar.gz
@@ -89,6 +89,9 @@ echo ====================TESTSUITE DISABLED=========================
 %{_includedir}/libunwind*.h
 
 %changelog
+* Tue Jan 26 2021 Fedora Release Engineering <releng@fedoraproject.org> - 1.4.0-5
+- Rebuilt for https://fedoraproject.org/wiki/Fedora_34_Mass_Rebuild
+
 * Thu Aug 13 2020 Tom Callaway <spot@fedoraproject.org> - 1.4.0-4
 - revert previous change
 - fix it properly