diff --git a/.cvsignore b/.cvsignore
deleted file mode 100644
index e69de29..0000000
diff --git a/.gitignore b/.gitignore
new file mode 100644
index 0000000..fb109f6
--- /dev/null
+++ b/.gitignore
@@ -0,0 +1 @@
+htmlentities-4.2.0.gem
diff --git a/Makefile b/Makefile
deleted file mode 100644
index e29c289..0000000
--- a/Makefile
+++ /dev/null
@@ -1,21 +0,0 @@
-# Makefile for source rpm: rubygem-htmlentities
-# $Id$
-NAME := rubygem-htmlentities
-SPECFILE = $(firstword $(wildcard *.spec))
-
-define find-makefile-common
-for d in common ../common ../../common ; do if [ -f $$d/Makefile.common ] ; then if [ -f $$d/CVS/Root -a -w $$/Makefile.common ] ; then cd $$d ; cvs -Q update ; fi ; echo "$$d/Makefile.common" ; break ; fi ; done
-endef
-
-MAKEFILE_COMMON := $(shell $(find-makefile-common))
-
-ifeq ($(MAKEFILE_COMMON),)
-# attept a checkout
-define checkout-makefile-common
-test -f CVS/Root && { cvs -Q -d $$(cat CVS/Root) checkout common && echo "common/Makefile.common" ; } || { echo "ERROR: I can't figure out how to checkout the 'common' module." ; exit -1 ; } >&2
-endef
-
-MAKEFILE_COMMON := $(shell $(checkout-makefile-common))
-endif
-
-include $(MAKEFILE_COMMON)
diff --git a/rubygem-htmlentities.spec b/rubygem-htmlentities.spec
new file mode 100644
index 0000000..4459bf5
--- /dev/null
+++ b/rubygem-htmlentities.spec
@@ -0,0 +1,157 @@
+# Generated from htmlentities-4.0.0.gem by gem2rpm -*- rpm-spec -*-
+%global	ruby_sitelib		%(ruby -rrbconfig -e "puts Config::CONFIG['sitelibdir']")
+
+%global	gemdir			%(ruby -rubygems -e 'puts Gem::dir' 2>/dev/null)
+%global	gemname		htmlentities
+%global	geminstdir		%{gemdir}/gems/%{gemname}-%{version}
+
+%global	rubyabi		1.8
+
+Summary:	A module for encoding and decoding (X)HTML entities
+Name:		rubygem-%{gemname}
+Version:	4.2.0
+Release:	1%{?dist}
+Group:		Development/Languages
+License:	MIT
+URL:		http://htmlentities.rubyforge.org/
+Source0:	http://gems.rubyforge.org/gems/%{gemname}-%{version}.gem
+BuildRoot:	%{_tmppath}/%{name}-%{version}-%{release}-root-%(%{__id_u} -n)
+
+BuildRequires:	ruby(abi) = %{rubyabi}
+BuildRequires:	ruby(rubygems)
+Requires:	ruby(abi) = %{rubyabi}
+Requires:	ruby(rubygems)
+BuildArch:	noarch
+Provides:	rubygem(%{gemname}) = %{version}-%{release}
+
+%description
+HTMLEntities is a simple library to facilitate encoding and 
+decoding of named (ý and so on) or numerical ({ or Ī) 
+entities in HTML and XHTML documents.
+
+%package	-n ruby-%{gemname}
+Summary:	Non-Gem support for %{gemname}
+Group:		Development/Languages
+Requires:	%{name} = %{version}-%{release}
+Provides:	ruby(%{gemname}) = %{version}-%{release}
+
+%description	-n ruby-%{gemname}
+This package provides non-Gem support for %{gemname}.
+
+%prep
+# First install rubygems under %%_builddir to execute some
+# tests
+%setup -q -c -T
+
+mkdir -p ./%{geminstdir}
+gem install \
+	-V \
+	--local --install-dir ./%{gemdir} \
+	--force \
+	--rdoc \
+	%{SOURCE0}
+
+%build
+
+%install
+rm -rf %{buildroot}
+mkdir -p %{buildroot}%{gemdir}
+cp -a ./%{gemdir}/* %{buildroot}%{gemdir}/
+
+# Cleanups
+rm -f %{buildroot}%{geminstdir}/setup.rb
+
+# Create symlinks for ruby-%%{gemname}
+# Copied from rubygem-gettext.spec
+
+create_symlink_rec(){
+
+ORIGBASEDIR=$1
+TARGETBASEDIR=$2
+
+## First calculate relative path of ORIGBASEDIR 
+## from TARGETBASEDIR
+TMPDIR=$TARGETBASEDIR
+BACKDIR=
+DOWNDIR=
+num=0
+nnum=0
+while true
+do
+	num=$((num+1))
+	TMPDIR=$(echo $TMPDIR | %{__sed} -e 's|/[^/][^/]*$||')
+	DOWNDIR=$(echo $ORIGBASEDIR | %{__sed} -e "s|^$TMPDIR||")
+	if [ x$DOWNDIR != x$ORIGBASEDIR ]
+	then
+		nnum=0
+		while [ $nnum -lt $num ]
+		do
+			BACKDIR="../$BACKDIR"
+			nnum=$((nnum+1))
+		done
+		break
+	fi
+done
+
+RELBASEDIR=$( echo $BACKDIR/$DOWNDIR | %{__sed} -e 's|//*|/|g' )
+
+## Next actually create symlink
+pushd %{buildroot}/$ORIGBASEDIR
+find . -type f | while read f
+do
+	DIRNAME=$(dirname $f)
+	BACK2DIR=$(echo $DIRNAME | %{__sed} -e 's|/[^/][^/]*|/..|g')
+	%{__mkdir_p} %{buildroot}${TARGETBASEDIR}/$DIRNAME
+	LNNAME=$(echo $BACK2DIR/$RELBASEDIR/$f | \
+		%{__sed} -e 's|^\./||' | %{__sed} -e 's|//|/|g' | \
+		%{__sed} -e 's|/\./|/|' )
+	%{__ln_s} -f $LNNAME %{buildroot}${TARGETBASEDIR}/$f
+done
+popd
+
+}
+
+create_symlink_rec %{geminstdir}/lib %{ruby_sitelib}
+
+
+%check
+pushd ./%{geminstdir}/test/
+ruby test_all.rb
+
+%clean
+rm -rf %{buildroot}
+
+%files
+%defattr(-,root,root,-)
+%doc	%{gemdir}/doc/%{gemname}-%{version}/
+
+%dir	%{geminstdir}
+%doc	%{geminstdir}/[A-Z]*
+%{geminstdir}/lib/
+%doc	%{geminstdir}/perf/
+%doc	%{geminstdir}/test/
+
+%{gemdir}/cache/%{gemname}-%{version}.gem
+%{gemdir}/specifications/%{gemname}-%{version}.gemspec
+
+%files	-n ruby-%{gemname}
+%defattr(-,root,root,-)
+%{ruby_sitelib}/%{gemname}.rb
+%{ruby_sitelib}/%{gemname}/
+
+
+%changelog
+* Thu Aug 27 2009 Mamoru Tasaka <mtasaka@ioa.s.u-tokyo.ac.jp> - 4.2.0-1
+- 4.2.0
+
+* Fri Aug 21 2009 Mamoru Tasaka <mtasaka@ioa.s.u-tokyo.ac.jp> - 4.1.0-1
+- 4.1.0
+
+* Sat Jul 25 2009 Mamoru Tasaka <mtasaka@ioa.s.u-tokyo.ac.jp> - 4.0.0-3
+- F-12: Mass rebuild
+
+* Fri Mar 6 2009 Mamoru Tasaka <mtasaka@ioa.s.u-tokyo.ac.jp>
+- Cleanups
+
+* Tue Mar 03 2009 Mamoru Tasaka <mtasaka@ioa.s.u-tokyo.ac.jp> - 4.0.0-1
+- Initial package
diff --git a/sources b/sources
index e69de29..73ca85b 100644
--- a/sources
+++ b/sources
@@ -0,0 +1 @@
+ad78c92451862e54fa608539d7c1bccd  htmlentities-4.2.0.gem