diff --git a/gnome-desktop3.spec b/gnome-desktop3.spec
index d114de3..60a9148 100644
--- a/gnome-desktop3.spec
+++ b/gnome-desktop3.spec
@@ -41,6 +41,7 @@ BuildRequires: gettext
 BuildRequires: gtk-doc >= %{gtk_doc_version}
 BuildRequires: automake autoconf libtool intltool
 BuildRequires: itstool
+BuildRequires: iso-codes-devel
 
 %description