diff --git a/sagemath.spec b/sagemath.spec
index 8602275..ba1e4e6 100644
--- a/sagemath.spec
+++ b/sagemath.spec
@@ -52,7 +52,7 @@ Name:		sagemath
 Group:		Applications/Engineering
 Summary:	A free open-source mathematics software system
 Version:	6.8
-Release:	4%{?dist}
+Release:	5%{?dist}
 # The file ${SAGE_ROOT}/COPYING.txt is the upstream license breakdown file
 # Additionally, every $files section has a comment with the license name
 # before files with that license
@@ -1501,6 +1501,9 @@ exit 0
 
 ########################################################################
 %changelog
+* Mon Feb 22 2016 Orion Poplawski <orion@cora.nwra.com> - 6.8-5
+- Rebuild for gsl 2.1
+
 * Sat Feb 20 2016 Jerry James <loganjerry@gmail.com> - 6.8-4
 - Rebuild for ntl 9.6.4