diff --git a/ghc-zlib.changes b/ghc-zlib.changes
index dfc5574..5151827 100644
--- a/ghc-zlib.changes
+++ b/ghc-zlib.changes
@@ -1,3 +1,11 @@
+-------------------------------------------------------------------
+Mon May  6 10:45:21 UTC 2013 - peter.trommler@ohm-hochschule.de
+
+- update to 0.5.4.1
+* no changelog
+- part of Haskell Platform 2013.2 update
+- more transparent packaging (fewer macros) 
+
 -------------------------------------------------------------------
 Thu Dec 27 12:28:22 UTC 2012 - peter.trommler@ohm-hochschule.de
 
diff --git a/ghc-zlib.spec b/ghc-zlib.spec
index 5d8870d..8ddfb6d 100644
--- a/ghc-zlib.spec
+++ b/ghc-zlib.spec
@@ -1,8 +1,7 @@
 #
-# spec file for ghc-zlib
+# spec file for package ghc-zlib
 #
-
-# Copyright (c) 2012 Peter Trommler peter.trommler@ohm-hochschule.de
+# Copyright (c) 2013 SUSE LINUX Products GmbH, Nuernberg, Germany.
 #
 # All modifications and additions to the file contributed by third parties
 # remain the property of their copyright owners, unless otherwise agreed
@@ -16,6 +15,7 @@
 # Please submit bugfixes or comments via http://bugs.opensuse.org/
 #
 
+
 %global pkg_name zlib
 
 %global common_summary Haskell gzip and zlib formats library
@@ -23,50 +23,59 @@
 %global common_description This package provides a pure interface for compressing and decompressing streams of data represented as lazy ByteStrings. It uses the zlib C library so it has high performance. It supports the "zlib", "gzip" and "raw" compression formats.
 
 Name:           ghc-zlib
-Version:        0.5.4.0
-Release:        1
+Version:        0.5.4.1
+Release:        0
 Summary:        %{common_summary}
-
-Group:          System/Libraries
 License:        BSD-2-Clause
+Group:          System/Libraries
+
 BuildRoot:      %{_tmppath}/%{name}-%{version}-build
 # BEGIN cabal2spec
-URL:            http://hackage.haskell.org/package/%{pkg_name}
+Url:            http://hackage.haskell.org/package/%{pkg_name}
 Source0:        http://hackage.haskell.org/packages/archive/%{pkg_name}/%{version}/%{pkg_name}-%{version}.tar.gz
 ExclusiveArch:  %{ix86} x86_64 %{ghc_arches}
 BuildRequires:  ghc-Cabal-devel
-BuildRequires:  ghc-rpm-macros %{!?without_hscolour:hscolour}
 BuildRequires:  ghc-bytestring-devel
+BuildRequires:  ghc-rpm-macros
 BuildRequires:  zlib-devel
 # END cabal2spec
 
 %description
 %{common_description}
 
+%package devel
+Summary:        Haskell %{pkg_name} library development files
+Group:          Development/Languages/Other
+Requires:       ghc-compiler
+Requires:       zlib-devel
+Requires(post): ghc-compiler
+Requires(postun): ghc-compiler
+Requires:       %{name} = %{version}-%{release}
+
+%description devel
+%{common_description}
+This package contains the development files.
 
 %prep
 %setup -q -n %{pkg_name}-%{version}
 
-
 %build
 %ghc_lib_build
 
-
 %install
 %ghc_lib_install
 
+%post devel
+%ghc_pkg_recache
 
-# devel subpackage
-%ghc_devel_package
-Requires:       zlib-devel
+%postun devel
+%ghc_pkg_recache
 
-%ghc_devel_description
-
-
-%ghc_devel_post_postun
-
-
-%ghc_files LICENSE
+%files -f %{name}.files
+%defattr(-,root,root,-)
+%doc LICENSE
 
+%files devel -f %{name}-devel.files
+%defattr(-,root,root,-)
 
 %changelog
diff --git a/zlib-0.5.4.0.tar.gz b/zlib-0.5.4.0.tar.gz
deleted file mode 100644
index 62650f1..0000000
--- a/zlib-0.5.4.0.tar.gz
+++ /dev/null
@@ -1,3 +0,0 @@
-version https://git-lfs.github.com/spec/v1
-oid sha256:61771a451a23a26954d8f9f0d5c5b63f633fd3f272c9ab70a2ebe78532270ca2
-size 127571
diff --git a/zlib-0.5.4.1.tar.gz b/zlib-0.5.4.1.tar.gz
new file mode 100644
index 0000000..07fe784
--- /dev/null
+++ b/zlib-0.5.4.1.tar.gz
@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:cca365e4c52c90be41a5754943134da5ce6c60bb52fa00c128fd118e0505a550
+size 127760