diff --git a/xmobar.spec b/xmobar.spec
index 10a98b4..cc975ff 100644
--- a/xmobar.spec
+++ b/xmobar.spec
@@ -8,7 +8,7 @@
 
 Name:           xmobar
 Version:        0.13
-Release:        2%{?dist}
+Release:        3%{?dist}
 Summary:        A minimalistic text-based status bar
 
 Group:          User Interface/X
@@ -19,10 +19,8 @@ Source1:        xmobar.desktop
 # Not in the package from Hackage.
 # https://github.com/jaor/xmobar/issues/#issue/6
 Source2:        xmonadpropwrite.hs
-# fedora ghc archs:
-ExclusiveArch:  %{ix86} x86_64 ppc alpha sparcv9 ppc64
-BuildRequires:  desktop-file-utils
-BuildRequires:  ghc-devel
+ExclusiveArch:  %{ghc_arches}
+BuildRequires:  ghc-Cabal-devel
 BuildRequires:  ghc-rpm-macros
 BuildRequires:  ghc-X11-devel >= 1.3.0
 BuildRequires:  ghc-X11-xft-devel
@@ -34,6 +32,7 @@ BuildRequires:  ghc-hinotify-devel
 %if %{with libmpd}
 BuildRequires:  ghc-libmpd-devel
 %endif
+BuildRequires:  desktop-file-utils
 %if %{with iwlib}
 BuildRequires:  wireless-tools-devel
 %endif
@@ -79,6 +78,9 @@ popd
 
 
 %changelog
+* Thu Jun 23 2011 Jens Petersen <petersen@redhat.com> - 0.13-3
+- update to cabal2spec-0.23.2: BR ghc-Cabal-devel and use ghc_arches
+
 * Fri Jun  3 2011 Jens Petersen <petersen@redhat.com> - 0.13-2
 - use xft:mono-12 font by default using patch from Pavel Zhukov (#708633)
 - add ppc64