diff --git a/java_cup.spec b/java_cup.spec
index 12cba8e..7114c96 100644
--- a/java_cup.spec
+++ b/java_cup.spec
@@ -34,7 +34,7 @@
 
 Name:           java_cup
 Version:        0.11a
-Release:        19%{?dist}
+Release:        20%{?dist}
 Epoch:          1
 Summary:        Java source interpreter
 License:        MIT
@@ -151,6 +151,9 @@ cp -pr dist/javadoc/* %{buildroot}%{_javadocdir}/%{name}
 %{_javadocdir}/%{name}
 
 %changelog
+* Wed Jun 17 2015 Fedora Release Engineering <rel-eng@lists.fedoraproject.org> - 1:0.11a-20
+- Rebuilt for https://fedoraproject.org/wiki/Fedora_23_Mass_Rebuild
+
 * Fri Feb 06 2015 gil cattaneo <puntogil@libero.it> 1:0.11a-19
 - introduce license macro