diff --git a/README.md b/README.md
index 40d33a4..38ea329 100644
--- a/README.md
+++ b/README.md
@@ -12,14 +12,17 @@ Check http://packages.ubuntu.com/trusty-updates/libssl1.0.0
 
 wget http://<i>example.com/somewhere</i>
 
+Alternatively, use spectool from Fedora's rpmdevtools package:
+spectool -g -A opera-developer.spec
+
 # build rpm package
 rpmbuild -bb opera-developer.spec
 
 # install rpm
-rpm -ivh --nodeps opera-developer-*.x86_64.rpm
+sudo yum localinstall opera-developer-*.x86_64.rpm
 
 # start to use opera developer
-Just click icon or
+Just click icon or run
 
 $ /usr/bin/opera-developer
 
diff --git a/SPEC/opera-developer.spec b/SPEC/opera-developer.spec
index 7c044a2..d08b023 100644
--- a/SPEC/opera-developer.spec
+++ b/SPEC/opera-developer.spec
@@ -1,9 +1,15 @@
 %define deb_opera %{name}_%{version}_amd64.deb
-%define deb_openssl libssl1.0.0_1.0.1f-1ubuntu2.4_amd64.deb
+%define deb_openssl libssl1.0.0_1.0.1f-1ubuntu2.5_amd64.deb
+
+# these Requires are provided internally because of our bundling or symlinking
+%global _excl lib(ssl|crypto|udev)\\.so
+%global __requires_exclude %{_excl}
+# they're provided internally, but not for other packages please
+%global __provides_exclude_from ^.*/%{_excl}.*$
 
 Summary: Opera Developer
 Name: opera-developer
-Version: 24.0.1543.0
+Version: 25.0.1583.1
 Release: 1%{dist}
 License: Proprietary
 Group: Applications/Internet
@@ -12,11 +18,10 @@ Source0: http://get.geo.opera.com/pub/opera-developer/%{version}/linux/%{deb_ope
 # download ubuntu package from http://packages.ubuntu.com/trusty-updates/libssl1.0.0
 Source1: http://mirrors.kernel.org/ubuntu/pool/main/o/openssl/%{deb_openssl}
 Vendor: Opera Software ASA
-Packager: Nobuyuki Ito
 BuildRoot: %{_tmppath}/%{name}-%{version}-%{release}-root-%(%{__id_u} -n)
 BuildArch: x86_64
+Requires: %{_libdir}/libudev.so.1
 Requires: systemd-libs
-BuildRequires: binutils xz tar
 
 %description
 Opera Developer
@@ -26,14 +31,17 @@ Opera Developer
 %setup -T -n %{name} -c
 
 %build
-ar p $RPM_SOURCE_DIR/%{deb_openssl} data.tar.xz | xz -d -9 | tar x -C $RPM_BUILD_DIR
+# nothing to do
 
 %install
 [ -n "$RPM_BUILD_ROOT" -a "$RPM_BUILD_ROOT" != / ] && rm -rf $RPM_BUILD_ROOT
 mkdir $RPM_BUILD_ROOT
 
+# provide openssl-1.0.0
+ar p %{SOURCE1} data.tar.xz | xz -d | tar x -C $RPM_BUILD_DIR
+
 # extract data from the deb package
-ar p $RPM_SOURCE_DIR/%{deb_opera} data.tar.xz | xz -d -9 | tar x -C $RPM_BUILD_ROOT
+ar p %{SOURCE0} data.tar.xz | xz -d | tar x -C $RPM_BUILD_ROOT
 
 # rename libdir
 mv $RPM_BUILD_ROOT/usr/lib/x86_64-linux-gnu/%{name} $RPM_BUILD_ROOT/usr/lib/
@@ -42,7 +50,7 @@ mv $RPM_BUILD_ROOT/usr/lib $RPM_BUILD_ROOT%{_libdir}
 
 # create new symlink
 rm -f $RPM_BUILD_ROOT%{_bindir}/%{name}
-ln -sr $RPM_BUILD_ROOT%{_libdir}/%{name}/opera $RPM_BUILD_ROOT%{_bindir}/%{name}
+ln -sr $RPM_BUILD_ROOT%{_libdir}/%{name}/%{name} $RPM_BUILD_ROOT%{_bindir}/%{name}
 
 # delete some directories that is not needed on Fedora
 rm -rf $RPM_BUILD_ROOT%{_datadir}/{lintian,menu}
@@ -61,8 +69,8 @@ done
 [ -n "$RPM_BUILD_ROOT" -a "$RPM_BUILD_ROOT" != / ] && rm -rf $RPM_BUILD_ROOT
 
 %post
-# create symlink for libudev
-[ -e %{_libdir}/libudev.so.1 ] && ln -fs %{_libdir}/libudev.so.1 %{_libdir}/%{name}/lib/libudev.so.0
+# create symlink for libudev.so.0
+ln -fs %{_libdir}/libudev.so.1 %{_libdir}/%{name}/lib/libudev.so.0
 
 %postun
 [ -L %{_libdir}/%{name}/lib/libudev.so.0 ] && rm -f %{_libdir}/%{name}/lib/libudev.so.0
@@ -74,6 +82,18 @@ done
 %{_datadir}
 
 %changelog
+* Mon Aug 11 2014 Moritz Barsnick <moritz+rpm@barsnick.net> 25.0.1583.1-1
+- update to 25.0.1583.1
+- fix symlink to binary
+- use latest openssl package from Ubuntu
+- use %%{SOURCE} macros
+- unpack openssl in %%install phase
+- drop xz compression flag for decompression
+- drop Packager tag (should be provided by rpmbuild tool chain) and BRs
+  (they're all pre-provided on Fedora)
+- fix Requires and Provides, in order to not require --no-deps and to not
+  provide bogus stuff
+
 * Mon Jun 30 2014 Nobuyuki Ito <nobu.1026@gmail.com> - 24.0.1543.0
 - version up
 - change libssl/libcrypto install dir