diff --git a/tk.spec b/tk.spec
index 0edf7ba..8f9caa9 100644
--- a/tk.spec
+++ b/tk.spec
@@ -3,7 +3,7 @@
 Summary: Tk graphical toolkit for the Tcl scripting language
 Name: tk
 Version: %{majorver}.9
-Release: 2
+Release: 3
 License: BSD
 Group: Development/Languages
 URL: http://tcl.sourceforge.net/
@@ -12,7 +12,7 @@ BuildRoot: %{_tmppath}/%{name}-%{version}-%{release}-root
 Requires: tcl = %{version}
 Requires(post,postun): /sbin/ldconfig
 BuildRequires: tcl-devel = %{version}, autoconf
-BuildRequires: XFree86-devel, perl
+BuildRequires: xorg-x11-devel, sed
 # panedwindow.n from itcl conflicts
 Obsoletes: itcl <= 3.2
 Patch1: tk-8.3.5-tclm4-soname.patch
@@ -29,7 +29,7 @@ Version: %{version}
 Summary: Tk graphical toolkit development files
 Group: Development/Languages
 URL: http://tcl.sourceforge.net/
-Requires: %{name} = %{version}-%{release}, XFree86-devel
+Requires: %{name} = %{version}-%{release}, tcl-devel = %{version}, xorg-x11-devel
 
 %description devel
 When paired with the Tcl scripting language, Tk provides a fast and powerful
@@ -82,7 +82,7 @@ find generic unix -name "*.h" -exec cp -p '{}' %buildroot/%{_includedir}/%{name}
 )
 
 # remove buildroot traces
-perl -pi -e "s|$PWD/unix|%{_libdir}|; s|$PWD|%{_includedir}/%{name}-private|" %buildroot/%{_libdir}/%{name}Config.sh
+sed -i -e "s|$PWD/unix|%{_libdir}|; s|$PWD|%{_includedir}/%{name}-private|" %buildroot/%{_libdir}/%{name}Config.sh
 
 %clean
 rm -rf $RPM_BUILD_ROOT
@@ -115,6 +115,13 @@ rm -rf $RPM_BUILD_ROOT
 %{_mandir}/mann/*
 
 %changelog
+* Wed Mar  9 2005 Jens Petersen <petersen@redhat.com> - 8.4.9-3
+- tk-devel requires tcl-devel and xorg-x11-devel instead of XFree86-devel
+- use sed instead of perl for fixing tkConfig.sh
+  - buildrequire sed instead of perl
+- buildrequire xorg-x11-devel instead of XFree86-devel
+- rebuild with gcc 4
+
 * Tue Dec 14 2004 Jens Petersen <petersen@redhat.com> - 8.4.9-2
 - move tkConfig.sh into -devel (Axel Thimm, 142724)