diff --git a/ghc-bytestring-nums.spec b/ghc-bytestring-nums.spec
index 0f01754..e6466c7 100644
--- a/ghc-bytestring-nums.spec
+++ b/ghc-bytestring-nums.spec
@@ -1,15 +1,16 @@
+# For Haskell Packaging Guidelines see:
+# - https://fedoraproject.org/wiki/Packaging:Haskell
+# - https://fedoraproject.org/wiki/PackagingDrafts/Haskell
+
 %global pkg_name bytestring-nums
 
 %global common_summary Parse numeric literals from ByteStrings
 
 %global common_description %{common_summary}.
 
-# debuginfo is not useful for ghc
-%global debug_package %{nil}
-
 Name:           ghc-%{pkg_name}
 Version:        0.3.2
-Release:        3%{?dist}
+Release:        4%{?dist}
 Summary:        %{common_summary}
 
 Group:          System Environment/Libraries
@@ -19,15 +20,12 @@ Source0:        http://hackage.haskell.org/packages/archive/%{pkg_name}/%{versio
 # fedora ghc archs:
 ExclusiveArch:  %{ix86} x86_64 ppc alpha sparcv9
 BuildRequires:  ghc, ghc-doc, ghc-prof
+# macros for building haskell packages
 BuildRequires:  ghc-rpm-macros >= 0.7.3
 BuildRequires:  hscolour
-%{?ghc_pkg_deps:BuildRequires:  %{ghc_pkg_deps}, %(echo %{ghc_pkg_deps} | sed -e "s/\(ghc-[^, ]\+\)-devel/\1-doc,\1-prof/g")}
 
 %description
 %{common_description}
-%if %{with shared}
-This package provides the shared library.
-%endif
 
 
 %prep
@@ -46,10 +44,15 @@ install -m 644 -p README %{buildroot}%{_docdir}/%{name}-%{version}/README
 rm -vf %{buildroot}%{_bindir}/spoj-eugene
 
 
-%{?ghc_lib_package}
+# define the devel and prof subpkgs, devel post[un] scripts, and filelists:
+# ghc-%pkg_name{,devel,prof}.files
+%ghc_lib_package
 
 
 %changelog
+* Tue May 10 2011 Ben Boeckel <mathstuf@gmail.com> - 0.3.2-4
+- Update to cabal2spec-0.22.5
+
 * Thu Mar 10 2011 Fabio M. Di Nitto <fdinitto@redhat.com> - 0.3.2-3
 - Enable build on sparcv9