diff --git a/cflow.spec b/cflow.spec
index f89e940..0711f54 100644
--- a/cflow.spec
+++ b/cflow.spec
@@ -1,7 +1,7 @@
 Summary:         Analyzes C files charting control flow within the program
 Name:            cflow
 Version:         1.6
-Release:         3%{?dist}
+Release:         4%{?dist}
 License:         GPLv2+
 URL:             http://www.gnu.org/software/cflow/
 Source0:         http://ftp.gnu.org/gnu/cflow/cflow-%{version}.tar.bz2
@@ -40,6 +40,9 @@ make check
 %{_datadir}/emacs/site-lisp/cflow-mode.el
 
 %changelog
+* Wed Jul 24 2019 Fedora Release Engineering <releng@fedoraproject.org> - 1.6-4
+- Rebuilt for https://fedoraproject.org/wiki/Fedora_31_Mass_Rebuild
+
 * Wed Apr 24 2019 Björn Esser <besser82@fedoraproject.org> - 1.6-3
 - Remove hardcoded gzip suffix from GNU info pages