diff --git a/rubygem-crack.spec b/rubygem-crack.spec
index 51d12de..4481b25 100644
--- a/rubygem-crack.spec
+++ b/rubygem-crack.spec
@@ -3,7 +3,7 @@
 Summary: Really simple JSON and XML parsing, ripped from Merb and Rails
 Name: rubygem-%{gem_name}
 Version: 0.3.1
-Release: 5%{?dist}
+Release: 6%{?dist}
 Group: Development/Languages
 License: MIT
 URL: http://github.com/jnunemaker/crack
@@ -12,7 +12,7 @@ Source0: http://rubygems.org/gems/%{gem_name}-%{version}.gem
 BuildRoot: %{_tmppath}/%{name}-%{version}-%{release}-root-%(%{__id_u} -n)
 Requires: ruby(rubygems)
 Requires: rubygem(bigdecimal)
-Requires: ruby(abi) = 1.9.1
+Requires: ruby(release)
 BuildRequires: rubygems-devel
 BuildRequires: rubygem(minitest)
 BuildRequires: rubygem(shoulda)
@@ -42,8 +42,7 @@ This package contains documentation for %{name}.
 %install
 rm -rf %{buildroot}
 mkdir -p %{buildroot}%{gem_dir}
-gem install --local --install-dir %{buildroot}%{gem_dir} \
-            --force --rdoc %{SOURCE0}
+%gem_install -n %{SOURCE0}
 rm -f %{buildroot}%{gem_instdir}/.gitignore
 rm -f %{buildroot}%{gem_instdir}/*.gemspec
 
@@ -76,6 +75,9 @@ rm -rf %{buildroot}
 %{gem_instdir}/test
 
 %changelog
+* Fri Mar 08 2013 Vít Ondruch <vondruch@redhat.com> - 1:0.3.1-6
+- Rebuild for https://fedoraproject.org/wiki/Features/Ruby_2.0.0
+
 * Thu Feb 14 2013 Fedora Release Engineering <rel-eng@lists.fedoraproject.org> - 1:0.3.1-5
 - Rebuilt for https://fedoraproject.org/wiki/Fedora_19_Mass_Rebuild