diff --git a/volpack.spec b/volpack.spec
index 4b963ac..7998e9a 100644
--- a/volpack.spec
+++ b/volpack.spec
@@ -1,6 +1,6 @@
 Name:          volpack
 Version:       1.0c7
-Release:       11%{?dist}
+Release:       12%{?dist}
 Summary:       Portable library for fast volume rendering
 Group:         System Environment/Libraries
 License:       BSD
@@ -91,6 +91,9 @@ rm -rf $RPM_BUILD_ROOT
 
 
 %changelog
+* Fri Jun 19 2015 Fedora Release Engineering <rel-eng@lists.fedoraproject.org> - 1.0c7-12
+- Rebuilt for https://fedoraproject.org/wiki/Fedora_23_Mass_Rebuild
+
 * Mon Aug 18 2014 Fedora Release Engineering <rel-eng@lists.fedoraproject.org> - 1.0c7-11
 - Rebuilt for https://fedoraproject.org/wiki/Fedora_21_22_Mass_Rebuild