diff --git a/.gitignore b/.gitignore
index a74f87e..5e6adaa 100644
--- a/.gitignore
+++ b/.gitignore
@@ -1,2 +1,3 @@
 clog
 /armadillo-9.600.6.tar.xz
+/armadillo-8.600.1.tar.xz
diff --git a/armadillo.spec b/armadillo.spec
index cdb8f82..3f9587a 100644
--- a/armadillo.spec
+++ b/armadillo.spec
@@ -1,6 +1,6 @@
 Name:           armadillo
-Version:        9.600.6
-Release:        1%{?dist}
+Version:        8.600.1
+Release:        2%{?dist}
 Summary:        Fast C++ matrix library with syntax similar to MATLAB and Octave
 
 License:        ASL 2.0
@@ -116,51 +116,8 @@ rm -rf examples/lib_win64
 
 
 %changelog
-* Tue Aug 13 2019 José Matos <jamatos@fedoraproject.org> - 9.600.6-1
-- update to 9.600.6
-
-* Wed Jul 24 2019 Fedora Release Engineering <releng@fedoraproject.org> - 9.600.4-2
-- Rebuilt for https://fedoraproject.org/wiki/Fedora_31_Mass_Rebuild
-
-* Mon Jul 15 2019 José Matos <jamatos@fedoraproject.org> - 9.600.4-1
-- update to 9.600.4
-
-* Tue Jun 11 2019 José Matos <jamatos@fedoraproject.org> - 9.500.2-1
-- update to 9.500.2
-
-* Thu May 30 2019 José Matos <jamatos@fedoraproject.org> - 9.400.4-1
-- update to 9.400.4
-
-* Sat May  4 2019 José Matos <jamatos@fedoraproject.org> - 9.400.3-1
-- update to 9.400.3
-
-* Sat Apr 27 2019 José Matos <jamatos@fedoraproject.org> - 9.400.2-1
-- update to 9.400.2
-
-* Sat Mar 30 2019 José Matos <jamatos@fedoraproject.org> - 9.300.2-1
-- update to 9.300.2
-
-* Sat Mar 16 2019 Orion Poplawski <orion@nwra.com> - 9.200.8-2
-- Rebuild for hdf5 1.10.5
-
-* Fri Mar 15 2019 José Matos <jamatos@fedoraproject.org> - 9.200.8-1
-- update to 9.200.8
-
-* Thu Jan 31 2019 Fedora Release Engineering <releng@fedoraproject.org> - 9.200.7-2
-- Rebuilt for https://fedoraproject.org/wiki/Fedora_30_Mass_Rebuild
-
-* Sat Jan 26 2019 José Matos <jamatos@fedoraproject.org> - 9.200.7-1
-- update to 9.200.7
-
-* Sat Dec 22 2018 José Matos <jamatos@fedoraproject.org> - 9.200.6-1
-- update to 9.200.6
-
-* Tue Nov 20 2018 José Matos <jamatos@fedoraproject.org> - 9.200.4-1
-- update to 9.200.4
-
-* Fri Aug 17 2018 José Matos <jamatos@fedoraproject.org> - 9.100.5-1
-- update to 9.100.5
-- add white lines to improve spec file readability
+* Tue Sep 3 2019 Ryan Curtin <ryan@ratml.org> - 8.600.1-2
+- Use latest Armadillo 8 to avoid API breakage.
 
 * Fri Aug 10 2018 José Matos <jamatos@fedoraproject.org> - 8.600.1-1
 - update to 8.600.1
diff --git a/sources b/sources
index 08846b9..c5c7830 100644
--- a/sources
+++ b/sources
@@ -1 +1 @@
-SHA512 (armadillo-9.600.6.tar.xz) = 0f079807be87035d5c72f59a675431156773b76d025cc7ea86cc31dd88392154ecf526d4ef9c249ff7049d455ea541b7428850f75bc63958d614e63f07588878
+SHA512 (armadillo-8.600.1.tar.xz) = bec2c05e37267ab2dfe2dc8809c7f33faa679b5d8396a5a55f3039757ff76b0c73b6443c1e6cea393805fd5d1e2e9f5fb9ae978a74b1c3039bd16fa628ab3d1f