diff --git a/avahi.changes b/avahi.changes
index b295e0b..0e899a8 100644
--- a/avahi.changes
+++ b/avahi.changes
@@ -1,3 +1,8 @@
+-------------------------------------------------------------------
+Thu Jul  5 22:08:28 CEST 2007 - maw@suse.de
+
+- Build require gtk2-devel.
+
 -------------------------------------------------------------------
 Thu Jul  5 17:38:41 CEST 2007 - maw@suse.de
 
diff --git a/avahi.spec b/avahi.spec
index d2ba58c..6d97e2f 100644
--- a/avahi.spec
+++ b/avahi.spec
@@ -18,7 +18,7 @@ BuildRequires:  libqt4-devel python-gtk-devel
 BuildRequires:  python-gtk qt-devel
 %endif
 Version:        0.6.20
-Release:        3
+Release:        5
 URL:            http://www.avahi.org/
 Group:          System/Daemons
 License:        LGPL v2 or later
@@ -100,7 +100,7 @@ Provides:       howl-devel
 Obsoletes:      howl-devel
 %package devel
 Summary:        D-BUS Service for Zeroconf/Bonjour
-Requires:       %{name} = %{version} dbus-1-devel glibc-devel glib2-devel
+Requires:       %{name} = %{version} dbus-1-devel glibc-devel glib2-devel gtk2-devel
 # NOTE: Adding these will cause large dependencies, 2/3 of the are not
 # needed in most cases. Most users of bindings will already require is
 # implicitly. So it's better not to be absolutely correct.
@@ -591,6 +591,8 @@ rm -rf $RPM_BUILD_ROOT
 
 %changelog
 * Thu Jul 05 2007 - maw@suse.de
+- Build require gtk2-devel.
+* Thu Jul 05 2007 - maw@suse.de
 - Don't remove libavahi-common.la, because many things depend on it
 - Make avahi-mono require gtk-sharp2.
 - Update avahi-gacdir.patch, fixing the build on biarch platforms.