diff --git a/gfan.spec b/gfan.spec
index 8afcd55..7698c54 100644
--- a/gfan.spec
+++ b/gfan.spec
@@ -1,6 +1,6 @@
 Name:           gfan
 Version:        0.5
-Release:        12%{?dist}
+Release:        13%{?dist}
 Summary:        Software for Computing Gröbner Fans and Tropical Varieties
 License:        GPL+
 URL:            http://home.math.au.dk/jensen/software/gfan/gfan.html
@@ -104,6 +104,9 @@ rm -fr testsuite/0009RenderStairCase
 %doc homepage
 
 %changelog
+* Sat May 02 2015 Kalev Lember <kalevlember@gmail.com> - 0.5-13
+- Rebuilt for GCC 5 C++11 ABI change
+
 * Tue Mar 10 2015 Jerry James <loganjerry@gmail.com> - 0.5-12
 - Update URLs
 - Link with RPM_LD_FLAGS