diff --git a/exo.spec b/exo.spec
index 183f424..d1a927c 100644
--- a/exo.spec
+++ b/exo.spec
@@ -28,6 +28,8 @@ BuildRequires:  gettext
 BuildRequires:  python-devel
 %endif
 BuildRequires:  perl-URI
+BuildRequires:  pkgconfig(glib-2.0) >= 2.24.0
+BuildRequires:  pkgconfig(gtk+-2.0) >= 2.20.0
 BuildRequires:  pkgconfig(libxfce4util-1.0) >= %{xfceversion}
 BuildRequires:  pkgconfig(libxfce4ui-1) >= %{xfceversion}
 BuildRequires:  libnotify-devel