diff --git a/ghc-x509.changes b/ghc-x509.changes
index 15877db..eb15066 100644
--- a/ghc-x509.changes
+++ b/ghc-x509.changes
@@ -1,3 +1,8 @@
+-------------------------------------------------------------------
+Sun Jul 10 17:06:00 UTC 2016 - psimons@suse.com
+
+- Update to version 1.6.3 revision 0 with cabal2obs.
+
 -------------------------------------------------------------------
 Sun Sep 27 10:26:28 UTC 2015 - mimi.vx@gmail.com
 
diff --git a/ghc-x509.spec b/ghc-x509.spec
index c4ade31..6e4e0d2 100644
--- a/ghc-x509.spec
+++ b/ghc-x509.spec
@@ -1,7 +1,7 @@
 #
 # spec file for package ghc-x509
 #
-# Copyright (c) 2015 SUSE LINUX GmbH, Nuernberg, Germany.
+# Copyright (c) 2016 SUSE LINUX GmbH, Nuernberg, Germany.
 #
 # All modifications and additions to the file contributed by third parties
 # remain the property of their copyright owners, unless otherwise agreed
@@ -17,22 +17,16 @@
 
 
 %global pkg_name x509
-
 %bcond_with tests
-
-Name:           ghc-x509
+Name:           ghc-%{pkg_name}
 Version:        1.6.3
 Release:        0
 Summary:        X509 reader and writer
 License:        BSD-3-Clause
 Group:          System/Libraries
-
 Url:            https://hackage.haskell.org/package/%{pkg_name}
 Source0:        https://hackage.haskell.org/package/%{pkg_name}-%{version}/%{pkg_name}-%{version}.tar.gz
-BuildRoot:      %{_tmppath}/%{name}-%{version}-build
-
 BuildRequires:  ghc-Cabal-devel
-BuildRequires:  ghc-rpm-macros
 # Begin cabal-rpm deps:
 BuildRequires:  ghc-asn1-encoding-devel
 BuildRequires:  ghc-asn1-parse-devel
@@ -40,13 +34,12 @@ BuildRequires:  ghc-asn1-types-devel
 BuildRequires:  ghc-bytestring-devel
 BuildRequires:  ghc-containers-devel
 BuildRequires:  ghc-cryptonite-devel
-BuildRequires:  ghc-directory-devel
-BuildRequires:  ghc-filepath-devel
 BuildRequires:  ghc-hourglass-devel
 BuildRequires:  ghc-memory-devel
 BuildRequires:  ghc-mtl-devel
 BuildRequires:  ghc-pem-devel
-BuildRequires:  ghc-process-devel
+BuildRequires:  ghc-rpm-macros
+BuildRoot:      %{_tmppath}/%{name}-%{version}-build
 %if %{with tests}
 BuildRequires:  ghc-tasty-devel
 BuildRequires:  ghc-tasty-quickcheck-devel
@@ -56,33 +49,35 @@ BuildRequires:  ghc-tasty-quickcheck-devel
 %description
 X509 reader and writer.
 
-
 %package devel
 Summary:        Haskell %{pkg_name} library development files
 Group:          Development/Libraries/Other
+Requires:       %{name} = %{version}-%{release}
 Requires:       ghc-compiler = %{ghc_version}
 Requires(post): ghc-compiler = %{ghc_version}
 Requires(postun): ghc-compiler = %{ghc_version}
-Requires:       %{name} = %{version}-%{release}
 
 %description devel
 This package provides the Haskell %{pkg_name} library development files.
 
-
 %prep
 %setup -q -n %{pkg_name}-%{version}
 
+
 %build
 %ghc_lib_build
 
+
 %install
 %ghc_lib_install
 
+
 %check
 %if %{with tests}
-%cabal test
+%{cabal} test
 %endif
 
+
 %post devel
 %ghc_pkg_recache