diff --git a/.gitignore b/.gitignore
index beffdb3..e7a5b8f 100644
--- a/.gitignore
+++ b/.gitignore
@@ -3,3 +3,4 @@ clog
 
 /tzinfo-0.3.26.gem
 /rubygem-tzinfo.spec
+/tzinfo-0.3.30.gem
diff --git a/rubygem-tzinfo.spec b/rubygem-tzinfo.spec
index f3bcca9..e18be54 100644
--- a/rubygem-tzinfo.spec
+++ b/rubygem-tzinfo.spec
@@ -1,22 +1,25 @@
 # Generated from tzinfo-0.3.26.gem by gem2rpm -*- rpm-spec -*-
-%global gemdir %(ruby -rubygems -e 'puts Gem::dir' 2>/dev/null)
 %global gemname tzinfo
+
+%global gemdir %(ruby -rubygems -e 'puts Gem::dir' 2>/dev/null)
 %global geminstdir %{gemdir}/gems/%{gemname}-%{version}
 %global download_path http://rubygems.org/downloads/
 %global rubyabi 1.8
 
 Summary: Daylight-savings aware timezone library
 Name: rubygem-%{gemname}
-Version: 0.3.26
+Version: 0.3.30
 Release: 1%{?dist}
 Group: Development/Languages
 License: MIT
 URL: http://tzinfo.rubyforge.org/
 Source0: %{download_path}%{gemname}-%{version}.gem
 Requires: ruby(abi) = %{rubyabi}
-Requires: rubygems
-BuildRequires: rubygems
+Requires: ruby(rubygems)
+Requires: ruby
+BuildRequires: ruby(rubygems)
 BuildRequires: ruby(abi) = %{rubyabi}
+BuildRequires: ruby
 BuildArch: noarch
 Provides: rubygem(%{gemname}) = %{version}
 
@@ -28,38 +31,47 @@ daylight savings aware transformations between times in different time zones.
 Summary: Documentation for %{name}
 Group: Documentation
 Requires: %{name} = %{version}-%{release}
+BuildArch: noarch
+
 %description doc
 This package contains documentation for %{name}.
 
 %prep
+%setup -q -c -T
+mkdir -p .%{gemdir}
+gem install --local --install-dir .%{gemdir} \
+            --force %{SOURCE0}
 
 %build
 
 %install
-%{__mkdir_p} %{buildroot}%{gemdir}
-gem install --local --install-dir %{buildroot}%{gemdir} \
-            --force --rdoc %{SOURCE0}
-%{__rm} -Rf %{buildroot}/%{geminstdir}/.yardoc
+mkdir -p %{buildroot}%{gemdir}
+cp -a .%{gemdir}/* \
+        %{buildroot}%{gemdir}/
+
+%check
+pushd .%{geminstdir}
+testrb test/ts_all.rb
+popd
 
 %files
-%defattr(-, root, root, -)
 %dir %{geminstdir}
+%doc %{geminstdir}/LICENSE
 %{geminstdir}/lib
 %{gemdir}/cache/%{gemname}-%{version}.gem
 %{gemdir}/specifications/%{gemname}-%{version}.gemspec
-%doc %{geminstdir}/CHANGES
-%doc %{geminstdir}/LICENSE
-%doc %{geminstdir}/Rakefile
-%doc %{geminstdir}/README
 
 %files doc
-%defattr(-, root, root, -)
-%{gemdir}/doc/%{gemname}-%{version}
-%{geminstdir}/README
-%{geminstdir}/CHANGES
+%doc %{geminstdir}/CHANGES
+%doc %{geminstdir}/README
+%{geminstdir}/Rakefile
 %{geminstdir}/test
+%{gemdir}/doc/%{gemname}-%{version}
 
 %changelog
+* Thu Oct 06 2011 Vít Ondruch <vondruch@redhat.com> - 0.3.30-1
+- Update to tzinfo 0.3.30.
+
 * Sun Apr 10 2011  <Minnikhanov@gmail.com> - 0.3.26-1
 - Updated mail to latest upstream release (v.0.3.26 2011-04-01)
 
diff --git a/sources b/sources
index f886eaa..1a2d523 100644
--- a/sources
+++ b/sources
@@ -1 +1 @@
-450c9c921e10f9bd5fd4cd6d9bb21f75  tzinfo-0.3.26.gem
+7d0455624483bcab7de56cfd33549685  tzinfo-0.3.30.gem
diff --git a/tzinfo-0.3.26.gem b/tzinfo-0.3.26.gem
deleted file mode 100644
index 699f8aa..0000000
Binary files a/tzinfo-0.3.26.gem and /dev/null differ