diff --git a/ghc-glib.spec b/ghc-glib.spec
index 01fa842..aa81255 100644
--- a/ghc-glib.spec
+++ b/ghc-glib.spec
@@ -6,6 +6,9 @@
 
 %global ghc_pkg_c_deps glib2-devel
 
+# obsolete old gtk2hs packages
+%global ghc_pkg_obsoletes ghc-gconf-devel < 0.11, ghc-gstreamer-devel < 0.11, ghc-svgcairo-devel < 0.11
+
 %bcond_without shared
 %bcond_without hscolour
 
@@ -14,7 +17,7 @@
 
 Name:           ghc-%{pkg_name}
 Version:        0.11.2
-Release:        2%{?dist}
+Release:        3%{?dist}
 Summary:        %{common_summary}
 
 Group:          System Environment/Libraries
@@ -25,7 +28,8 @@ BuildRoot:      %{_tmppath}/%{name}-%{version}-%{release}-root-%(%{__id_u} -n)
 # fedora ghc archs:
 ExclusiveArch:  %{ix86} x86_64 ppc alpha
 BuildRequires:  ghc, ghc-doc, ghc-prof
-BuildRequires:  ghc-rpm-macros >= 0.8.1
+# 0.8.2 or later for obsoletes
+BuildRequires:  ghc-rpm-macros >= 0.8.2
 %if %{with hscolour}
 BuildRequires:  hscolour
 %endif
@@ -60,6 +64,10 @@ rm -rf $RPM_BUILD_ROOT
 
 
 %changelog
+* Sat Sep 25 2010 Jens Petersen <petersen@redhat.com> - 0.11.2-3
+- obsolete ghc-gtk2hs gconf, gstreamer, and svgcairo
+- using ghc_pkg_obsoletes from ghc-rpm-macros-0.8.2
+
 * Tue Sep  7 2010 Jens Petersen <petersen@redhat.com> - 0.11.2-2
 - fix the build macro