diff --git a/perl-Mouse.spec b/perl-Mouse.spec
index 7c53a2d..e63cb34 100644
--- a/perl-Mouse.spec
+++ b/perl-Mouse.spec
@@ -1,6 +1,6 @@
 Name:           perl-Mouse
 Summary:        Moose minus the antlers
-Version:        2.4.6
+Version:        2.4.7
 Release:        1%{?dist}
 License:        GPL+ or Artistic
 Group:          Development/Libraries
@@ -168,6 +168,11 @@ find %{buildroot} -type f -name '*.bs' -empty -delete
 %{_mandir}/man3/Test::Mouse.3*
 
 %changelog
+* Sun Jan 15 2017 Paul Howarth <paul@city-fan.org> - 2.4.7-1
+- Update to 2.4.7
+  - Workaround for GH#64 (GH#67); in some case stack is corrupted at more than
+    23 attributes (this change may make things a bit slow in that case)
+
 * Fri Jan  6 2017 Paul Howarth <paul@city-fan.org> - 2.4.6-1
 - Update to 2.4.6
   - Fix test for older Perls (GH#68)
diff --git a/sources b/sources
index 16820ea..3b2782f 100644
--- a/sources
+++ b/sources
@@ -1 +1 @@
-SHA512 (Mouse-v2.4.6.tar.gz) = 3427891a5249f701768342e97af4db6c6b2c1fd186f5286f13a585647581e7d3d27bd13507db00153d5446d278ada3f7bbcbeae862dc304f6094b5358c75e96f
+SHA512 (Mouse-v2.4.7.tar.gz) = c6eaf216865bc3a74d5db8b96ce5b4cd4e4c16d8c0a86cef5489ed17ec84c25e9c74857f94ee241e641d123712cdeb405e7cec38e57949abe87c3d74f6de7aca