diff --git a/hicolor-icon-theme.spec b/hicolor-icon-theme.spec
index c56da4f..42d0c99 100644
--- a/hicolor-icon-theme.spec
+++ b/hicolor-icon-theme.spec
@@ -1,7 +1,7 @@
 Summary: Basic requirement for icon themes
 Name: hicolor-icon-theme
 Version: 0.7
-Release: 1
+Release: 2
 License: GPL
 Group: User Interface/Desktops
 URL: http://freedesktop.org/Software/icon-theme
@@ -9,6 +9,8 @@ Source0: %{name}-%{version}.tar.gz
 BuildRoot: %{_tmppath}/%{name}-%{version}-%{release}-buildroot
 BuildArch: noarch
 
+Prereq: gtk2 >= 2.6.0
+
 %description
 Contains the basic directories and files needed for icon theme support.
 
@@ -23,6 +25,19 @@ Contains the basic directories and files needed for icon theme support.
 rm -rf $RPM_BUILD_ROOT
 make DESTDIR=$RPM_BUILD_ROOT PREFIX=/usr install
 
+%post
+touch --no-create %{_datadir}/icons/hicolor
+if [-x /usr/bin/gtk-update-icon-cache ]; then
+  gtk-update-icon-cache %{_datadir}/icons/hicolor
+fi
+
+%postun
+touch --no-create %{_datadir}/icons/hicolor
+if [-x /usr/bin/gtk-update-icon-cache ]; then
+  gtk-update-icon-cache %{_datadir}/icons/hicolor
+fi
+
+
 %clean
 rm -rf $RPM_BUILD_ROOT
 
@@ -32,6 +47,9 @@ rm -rf $RPM_BUILD_ROOT
 %{_datadir}/icons/hicolor
 
 %changelog
+* Fri Mar 25 2005 Christopher Aillon <caillon@redhat.com> 0.7-2
+- Update the GTK+ theme icon cache on (un)install
+
 * Fri Feb  4 2005 Alexander Larsson <alexl@redhat.com> - 0.7-1
 - Update to 0.7