diff --git a/portaudio.spec b/portaudio.spec
index 318e8ed..c61c820 100644
--- a/portaudio.spec
+++ b/portaudio.spec
@@ -1,6 +1,6 @@
 Name:           portaudio
 Version:        19
-Release:        20%{?dist}
+Release:        21%{?dist}
 Summary:        Free, cross platform, open-source, audio I/O library
 Group:          System Environment/Libraries
 License:        MIT
@@ -82,6 +82,9 @@ doxygen
 
 
 %changelog
+* Sat May 02 2015 Kalev Lember <kalevlember@gmail.com> - 19-21
+- Rebuilt for GCC 5 C++11 ABI change
+
 * Sun Aug 17 2014 Fedora Release Engineering <rel-eng@lists.fedoraproject.org> - 19-20
 - Rebuilt for https://fedoraproject.org/wiki/Fedora_21_22_Mass_Rebuild