diff --git a/libpng.spec b/libpng.spec
index 2a63f34..8368214 100644
--- a/libpng.spec
+++ b/libpng.spec
@@ -2,7 +2,7 @@ Summary:       A library of functions for manipulating PNG image format files
 Name:          libpng
 Epoch:         2
 Version:       1.6.21
-Release:       1%{?dist}
+Release:       2%{?dist}
 License:       zlib
 Group:         System Environment/Libraries
 URL:           http://www.libpng.org/pub/png/
@@ -110,6 +110,9 @@ make check
 %{_bindir}/pngfix
 
 %changelog
+* Thu Feb 04 2016 Fedora Release Engineering <releng@fedoraproject.org> - 2:1.6.21-2
+- Rebuilt for https://fedoraproject.org/wiki/Fedora_24_Mass_Rebuild
+
 * Mon Jan 18 2016 Petr Hracek <phracek@redhat.com> - 2:1.6.21-1
 - New upstream release 1.6.21 (#1299292)