diff --git a/.gitignore b/.gitignore
index 91780e8..741c835 100644
--- a/.gitignore
+++ b/.gitignore
@@ -1,2 +1,3 @@
 MooseX-ClassAttribute-0.13.tar.gz
 /MooseX-ClassAttribute-0.16.tar.gz
+/MooseX-ClassAttribute-0.21.tar.gz
diff --git a/perl-MooseX-ClassAttribute.spec b/perl-MooseX-ClassAttribute.spec
index a5b59fa..8c2dc38 100644
--- a/perl-MooseX-ClassAttribute.spec
+++ b/perl-MooseX-ClassAttribute.spec
@@ -1,6 +1,6 @@
 Name:           perl-MooseX-ClassAttribute
 Summary:        Declare class attributes Moose-style
-Version:        0.16
+Version:        0.21
 Release:        1%{?dist}
 License:        Artistic 2.0
 Group:          Development/Libraries
@@ -12,12 +12,16 @@ BuildArch:      noarch
 
 BuildRequires:  perl(ExtUtils::MakeMaker)
 BuildRequires:  perl(Module::Build) >= 0.36
-BuildRequires:  perl(Moose) >= 0.98
+BuildRequires:  perl(Moose) >= 1.15
+BuildRequires:  perl(MooseX::AttributeHelpers)
+BuildRequires:  perl(MooseX::Role::Parameterized)
 BuildRequires:  perl(namespace::autoclean)
 BuildRequires:  perl(Scalar::Util)
+BuildRequires:  perl(Test::Fatal)
 BuildRequires:  perl(Test::More) >= 0.88
+BuildRequires:  perl(Test::Requires) >= 0.05
 
-Requires:       perl(Moose) >= 0.98
+Requires:       perl(Moose) >= 1.15
 Requires:       perl(namespace::autoclean)
 
 %{?perl_default_filter}
@@ -69,6 +73,14 @@ rm -rf %{buildroot}
 
 
 %changelog
+* Sun Jan 23 2011 Iain Arnell <iarnell@gmail.com> 0.21-1
+- update to latest upstream
+- new BR perl(Test::Fatal)
+- new BR perl(Test::Requires) >= 0.05
+- new BR perl(MooseX::AttributeHelpers)
+- new BR perl(MooseX::Role::Parameterized)
+- updated R/BR perl(Moose) >= 1.15
+
 * Sun Jan 23 2011 Iain Arnell <iarnell@gmail.com> 0.16-1
 - update to 0.16
 - license change from "GPL+ or Artistic" to "Artistic 2.0"
diff --git a/sources b/sources
index 25add69..905f55b 100644
--- a/sources
+++ b/sources
@@ -1 +1 @@
-f92e0daa3d0e4057697d847004ae78da  MooseX-ClassAttribute-0.16.tar.gz
+3c5c2d533954cbe787cd42b70a05ec32  MooseX-ClassAttribute-0.21.tar.gz