diff --git a/cloudy.spec b/cloudy.spec
index f3b15e7..9e0c255 100644
--- a/cloudy.spec
+++ b/cloudy.spec
@@ -1,6 +1,6 @@
 Name: cloudy
 Version: 13.03
-Release: 5%{?dist}
+Release: 6%{?dist}
 Summary: Spectral synthesis code to simulate conditions in interstellar matter
 
 
@@ -78,6 +78,9 @@ export CLOUDY_DATA_PATH="%{buildroot}/%{_datadir}/%{name}/data/"
 %doc license.txt docs/* 
 
 %changelog
+* Sat May 02 2015 Kalev Lember <kalevlember@gmail.com> - 13.03-6
+- Rebuilt for GCC 5 C++11 ABI change
+
 * Sat Aug 16 2014 Fedora Release Engineering <rel-eng@lists.fedoraproject.org> - 13.03-5
 - Rebuilt for https://fedoraproject.org/wiki/Fedora_21_22_Mass_Rebuild