diff --git a/innoextract.changes b/innoextract.changes
index 07829b6..46d00a6 100644
--- a/innoextract.changes
+++ b/innoextract.changes
@@ -1,3 +1,11 @@
+-------------------------------------------------------------------
+Sun Apr 12 11:18:14 UTC 2015 - mpluskal@suse.com
+
+- Cleanup spec file with spec-cleaner
+- Remove workarounds for unsupported releases
+- Use %cmake macros
+- Update dependencies
+
 -------------------------------------------------------------------
 Mon Apr  8 21:10:02 UTC 2013 - pascal.bleser@opensuse.org
 
diff --git a/innoextract.spec b/innoextract.spec
index 869ae4e..825b2c5 100644
--- a/innoextract.spec
+++ b/innoextract.spec
@@ -1,5 +1,7 @@
-# vim: set sw=4 ts=4 et nu:
-
+#
+# spec file for package innoextract
+#
+# Copyright (c) 2015 SUSE LINUX GmbH, Nuernberg, Germany.
 # Copyright (c) 2012 Pascal Bleser <pascal.bleser@opensuse.org>
 #
 # All modifications and additions to the file contributed by third parties
@@ -12,22 +14,25 @@
 # published by the Open Source Initiative.
 
 # Please submit bugfixes or comments via http://bugs.opensuse.org/
+#
 
-Name:               innoextract
-Version:            1.4
-Release:            0
-Summary:            A tool to extract Inno Setup installers under non-windows systems
-Source:             https://github.com/dscharrer/innoextract/archive/%{version}.tar.gz
-URL:                https://github.com/dscharrer/InnoExtract/
-Group:              Productivity/Archiving/Backup
-License:            Zlib
-BuildRoot:          %{_tmppath}/build-%{name}-%{version}
-BuildRequires:      python
-BuildRequires:      boost-devel
-BuildRequires:      xz-devel xz
-BuildRequires:      gcc-c++
-BuildRequires:      cmake >= 2.8.0
-BuildRequires:      glibc-devel pkgconfig
+
+Name:           innoextract
+Version:        1.4
+Release:        0
+Summary:        A tool to extract Inno Setup installers under non-windows systems
+License:        Zlib
+Group:          Productivity/Archiving/Backup
+Url:            https://github.com/dscharrer/InnoExtract/
+Source:         https://github.com/dscharrer/innoextract/archive/%{version}.tar.gz
+BuildRequires:  boost-devel
+BuildRequires:  cmake >= 2.8.0
+BuildRequires:  doxygen
+BuildRequires:  gcc-c++
+BuildRequires:  pkg-config
+BuildRequires:  python
+BuildRequires:  pkgconfig(liblzma)
+BuildRoot:      %{_tmppath}/%{name}-%{version}-build
 
 %description
 Inno Setup is a tool to create installers for Microsoft Windows applications.
@@ -37,40 +42,13 @@ supports installers created by Inno Setup 1.2.10 to 5.4.3.
 
 %prep
 %setup -q
-# how awesome, on 12.1 the shlib symlink of liblzma is broken
-# => crude workaround:
-%if 0%{?suse_version} == 1210
-%__install -d lzma/lib
-matches=$(/bin/ls -1 /%{_lib}/liblzma.so.*.*.* %{_libdir}/liblzma.so.*.*.* | wc -l)
-[ $matches -gt 0 ] || { echo 'ERROR: failed to find any match for /%{_lib}/liblzma.so.*.*.*' >&2; exit 1; }
-[ $matches -gt 1 ] && { echo 'ERROR: found too many matches for /%{_lib}/liblzma.so.*.*.*' >&2; exit 1; }
-#'
-%__ln_s $(/bin/ls -1 /%{_lib}/liblzma.so.*.*.*) lzma/lib/liblzma.so
-%endif
 
 %build
-LZMALIB="$PWD/lzma/lib"
-%__install -d build
-pushd build
-cmake \
-    -DCMAKE_VERBOSE_MAKEFILE=TRUE \
-    -DCMAKE_INSTALL_PREFIX="%{_prefix}" \
-    -DCMAKE_SKIP_RPATH=TRUE \
-    -DCMAKE_BUILD_WITH_INSTALL_RPATH=FALSE \
-%if 0%{?suse_version} == 1210
-    -DCMAKE_LIBRARY_PATH="$LZMALIB" \
-%endif
-    ..
-%__make %{?_smp_mflags}
-popd
+%cmake
+make %{?_smp_mflags}
 
 %install
-pushd build
-%makeinstall
-popd
-
-%clean
-%{?buildroot:%__rm -rf "%{buildroot}"}
+%cmake_install
 
 %files
 %defattr(-,root,root)