diff --git a/black-hole-solver.spec b/black-hole-solver.spec
index d52ae43..402edcb 100644
--- a/black-hole-solver.spec
+++ b/black-hole-solver.spec
@@ -6,7 +6,7 @@
 
 Name: %{basen}
 Version: 1.4.0
-Release: 1%{?dist}
+Release: 2%{?dist}
 # The entire source code is MIT except xxHash-0.6.5/ which is BSD
 License: MIT and BSD
 Source0: https://fc-solve.shlomifish.org/downloads/fc-solve/%{basen}-%{version}.tar.xz
@@ -109,5 +109,8 @@ perl ./run-tests.pl
 rm -f %{buildroot}/%{_libdir}/*.a
 
 %changelog
+* Wed Jul 24 2019 Fedora Release Engineering <releng@fedoraproject.org> - 1.4.0-2
+- Rebuilt for https://fedoraproject.org/wiki/Fedora_31_Mass_Rebuild
+
 * Wed Apr 24 2019 Shlomi Fish <shlomif@cpan.org> 0.20.0-1
 - Initial Fedora package based on the Mageia one.