Index: Makefile
===================================================================
--- Makefile	(revision 19809)
+++ Makefile	(working copy)
@@ -19,7 +19,7 @@

 USES=		gettext gmake libtool pathfix pkgconfig tar:xz
 USE_LDCONFIG=	yes
-USE_GNOME=	cairo gnomeprefix glib20 intlhack
+USE_GNOME=	cairo gnomeprefix glib20 intlhack introspection:build
 GNU_CONFIGURE=	yes
 CPPFLAGS+=	-I${LOCALBASE}/include
 LDFLAGS+=	-L${LOCALBASE}/lib -larchive